Difference Between ASL and BSL: Signs, Grammar and History

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Posted by: Roland Rhett Last Updated: 24 Aug, 2026 Reading: --
Difference Between ASL and BSL: Signs, Grammar and History

Sign language can look like one shared language from the outside. The surprising thing is that ASL and BSL are not the same at all. The main difference between ASL and BSL is that they use different signs, grammar, alphabets, and history. ASL is common in the USA and Canada. BSL is used in the UK. Also, ASL fingerspelling uses one hand, while BSL uses two hands. So, users may not understand each other easily. 

Now, let’s explore why these two sign languages grew so differently over time. 

What are ASL and BSL exactly?

Specifically, ASL stands for American Sign Language. Right now, people in America and Canada use it. BSL stands for British Sign Language. This is the main language for our UK community. Both systems are visual ways of talking. They rely on sight rather than hearing sounds. Honestly, you use your hands and face to speak.

In truth, these are not codes for English. They are independent languages with their own unique words. To be clear, they have rules for building sentences. Millions of people use them to share their lives. Each language has a very deep and rich history. They are central to the culture of Deaf people.

Usually, people pick the language used in their country. ASL and BSL serve as primary languages for many. They allow for complex and technical conversations every day. Plus, you can express any idea using these tools. They are truly powerful ways to connect with others. Well, learning these names is the first step today.

What is the main difference between ASL and BSL?

The surprising thing is that these are two separate languages. Actually, they have different histories and unique rules. Only about thirty per cent of signs are the same. This means users cannot understand each other easily. To be clear, users have different alphabets and structures. Treat these like English and Portuguese today.

Basically, they come from different language families. American Sign Language actually has roots in France. A man named Laurent Clerc brought French signs there. He helped start the first school for Deaf kids. Because of this, ASL looks like French Sign Language. It does not look like the signs used here.

Right now, BSL stays unique to the United Kingdom. It grew entirely on its own over many centuries. No major outside languages changed how BSL works. Truly, BSL belongs to the BANZSL family, which also includes Auslan and New Zealand Sign Language. This history explains why the languages feel so different.

How can we see the difference between ASL and BSL?

The fact is that culture changes how people sign. Languages grow based on what people see daily. Signs often look like the real objects they represent. In fact, we call this iconicity in signing. Different cultures use different tools every day. These small daily details change every single sign.

Look at the sign for coffee as an example. In the USA, people used old coffee grinders. The ASL sign mimics grinding beans with two fists. Most people in the UK never owned those grinders. Instead, the BSL sign looks like drinking from a cup. It uses a "C" hand shape near the mouth. This shows how local life shapes every sign.

Vocabulary also plays a huge role in differences. Think about the words we use for food. We say biscuit, but Americans say cookie instead. We wear trousers, but they put on pants. Since the spoken words differ, the signs differ too. These cultural gaps make the languages very unique.

  1. ASL coffee signs look like grinding coffee beans.
  2. BSL coffee signs look like sipping a cup.
  3. Fries are signs for chips in the USA.
  4. Biscuits have different signs in the UK.
  5. Trousers and pants use different hand movements.
  6. Jumpers in the UK are sweaters in the USA.
  7. Pavements are called sidewalks in American signs.

Why Do the Manual Alphabets Look Different?

Actually, the alphabet is a big change for beginners. BSL users always use two hands for spelling. One hand acts like a piece of paper. The other hand acts like a moving pen. To be honest, you point fingers at vowels. This system has stayed the same for years. It is a very clear way to spell names.

Listen, ASL users only use one hand for letters. They can spell words while holding a bag. Each letter has a specific shape for fingers. This includes all the vowels like A and E. This style comes from old French Sign Language. It is very fast once you practise the shapes. However, a BSL user cannot read it easily.

  1. BSL uses the non-dominant hand as a base.
  2. ASL keeps the palm facing the viewer mostly.
  3. Vowels in BSL use the five fingertips.
  4. ASL vowels are shapes made with one hand.
  5. Both systems are very quick for fluent users.
  6. Two-handed signs can be easier to see clearly.
  7. Fingerspelling helps with names and new places.
  8. Learners usually find the BSL alphabet very logical.

What Are the Main Similarities to Note?

The unexpected thing is that sign linguistics applies to both. Both languages are visual ways to express ideas. They do not rely on sound or hearing. They use the space around the body to talk. You must use your face to show feelings. These movements act like the tone of voice. Both systems follow very strict grammatical rules.

Truly, they share some interesting sentence structures too. Both languages use a topic-comment sentence style. This means you sign the main subject first. Then you add the details or the action. For example, you might sign "Store, I go". Both languages also place emotional signs near the chest. Signs for happy or sad live there.

Anyway, they use location to change meanings. Moving a sign tells you about the action. Handshape is a building block for every word. Palm orientation changes what the sign means too. Facial expressions act like adverbs in a sentence. Look, these rules make both languages very deep.

  1. Handshapes are building blocks of every sign.
  2. Placing a sign in a new spot changes meaning.
  3. Moving hands fast adds extra detail.
  4. The way your palm faces is very important.
  5. Your eyes and mouth give the sign of life.
  6. Both languages use space around the chest.
  7. Topic-comment order keeps signs very clear.

Why Do Regional Dialects Exist in Signing?

Actually, sign languages have accents just like English. People in Scotland sign differently from London signers. These are called regional dialects by most experts. They grow when groups stay in one area. They create their own slang and local signs. This makes the language rich and very diverse. You might notice small changes in hand shapes.

asl vs bsl

Honestly, history also creates many local signs. In the UK, the sign for cutlery is interesting. It is also the sign for Sheffield city. Sheffield is famous for making steel knives and forks. So, the local industry shaped the local language. This happens in many major cities across the UK. It shows how language stays connected to life.

  1. Scottish BSL has unique signs for numbers.
  2. Manchester signers have their own local slang.
  3. London signs are the standard for TV.
  4. Black ASL has unique cultural signs.
  5. Signs for colours change between different cities.
  6. Older signers use traditional local signs.
  7. Regional variations show the history of the city.

How Can You Start Learning These Languages?

Well, you should find a local class to start. Learning from a real person is the best. They can correct your hand shapes and movements. Many colleges in the UK offer BSL courses. These classes cover the basics of daily conversation. You will learn how to say basic things about yourself. It is a fun way to meet people.

To tell you the truth, online resources help too. Websites like Signworld offer great videos for BSL. You can watch signs over and over again. If you want ASL, try Start ASL. It is a famous site for American signs. Just remember to stick to one language first. Mixing them up will slow down your learning.

  1. Find a tutor who is a native signer.
  2. Watch videos to see different sign accents.
  3. Practise daily by fingerspelling your name.
  4. Join a club to practise chatting.
  5. Be patient because learning takes a lot of time.
  6. Record yourself to check your hand shapes.
  7. Use mobile apps to learn signs daily.

Are There Any Universal Signs At All?

In fact, no truly universal sign exists today. Some gestures are common across many human cultures. Pointing at a person usually means "you" everywhere. Shrugging your shoulders often means "I do not know." These are simple gestures, not a formal language. They help with basic needs but not in-depth. Real sign languages have much more complex rules.

Of course, International Sign fills the gap for travellers. International Sign helps people communicate at global meetings and events. It uses very visual signs that many people can guess. Often, it relies more on acting and body space than fixed grammar. This system is very useful for athletes and tourists. However, it does not have the depth of BSL. It is a tool for basic communication only.

Right now, Deaf people prefer their national language. It carries their history and their local identity. Using a universal sign can feel very empty. It lacks the flavour of a real language. This is why we have 300 sign languages. Each one is a treasure for its community. They represent the soul of the people signing.

FeatureBritish Sign Language (BSL)American Sign Language (ASL)
FingerspellingTwo hands usedOne hand used
Global FamilyBANZSL family groupFrench Sign family group
Main RegionUnited Kingdom onlyUSA and Canada mostly
Vowel SignsUses five fingertipsUses specific hand shapes
Common SignsDrinking from a cupGrinding coffee beans

Why Is It Better to Learn BSL in the UK? 

Look, you live in the United Kingdom now. This means BSL is the best choice for you. Most Deaf people here use British Sign Language daily. If you learn ASL, you might not find partners. You want to talk with your neighbours and local friends. Using the local language makes daily life much smoother. It helps you understand the local culture better too.

Actually, learning any sign language is a great skill. It improves your brain and your visual skills. Still, focus on the language of your current home. You will find more teachers and local classes for BSL. Many hospitals and shops have people who know basic BSL. You can use your skills in many real situations. This makes the learning process much more rewarding.

Probably, some people like to learn both languages eventually. This is possible but it takes a lot of work. To tell you the truth, you might get confused. Many signs look similar but mean different things. It is like learning Spanish and Italian at once. Start with BSL to build a strong foundation first. Then you can explore other sign languages later on.

What Is the Role of Facial Expressions in Sign? 

Specifically, your face does more than show your mood. It acts as a grammar tool for the language. Scientists call these non-manual features in sign linguistics. You change the meaning of a sign with your eyes. Moving your mouth in specific ways adds detail too. A simple head tilt can turn a statement into a question. You must use your whole face to be understood.

Truly, a flat face is like a boring voice. If you do not move your face, the signs are unclear. People might not understand the emotion of your message. Really, the face tells the viewer how to feel. It shows if you are joking or being serious. Practise your expressions in a mirror every single day. This helps you become a much better signer quickly.

Anyway, this feels strange to new learners at first. Many people are shy about making big faces in public. Still, it is a normal part of the language. Deaf people use these expressions very naturally all the time. You will get used to it with enough practice. Just relax and let your face move with your hands. Your communication will become much more vibrant and clear.

Can Users Understand Each Other in Emergencies? 

Honestly, imagine urgent situations between countries. If an ASL user meets a BSL user, they try. They use very basic visual gestures to explain needs. Food and water signs are often easy to guess. Pointing at a hurt arm works in any language. However, complex medical help needs a proper local interpreter. You cannot rely on guessing for important health details.

So, basic safety signs look somewhat similar globally. A sign for 'stop' or 'danger' is often very visual. People use their whole body to show a warning. This helps everyone stay safe in a crowded place. Still, a deep conversation about safety is much harder. That is why professional interpreters are so important for events. They make sure everyone gets the same clear information.

Probably, think about how you would explain a problem. You might use mime to show a flat tyre. You might act out a headache to get medicine. These are helpful tools for anyone travelling abroad. They bridge the gap when words or signs fail. Still, they are not a replacement for real language skills. Learning the local signs is always the safest path to take.

Why Did ASL and BSL Develop Differently? 

Basically, the split happened because of teaching history. In the past, people did not travel across oceans easily. Schools for Deaf children stayed very local and isolated. Teachers in England built their own unique methods for signing. They did not talk to teachers in America often. This allowed each language to grow in its own way.

Of course, the two communities followed different paths. America looked towards France for help with its schools. Britain kept its own traditions from the very beginning. Because of that, the signs became very different over time. Even the way people think about signing has changed. This created the unique identities we see today.

Truly, it is amazing how history shapes our words. Every sign has a story about where it came from. Some signs are hundreds of years old and have never changed. Others are brand new and come from modern technology. This mix of old and new makes languages special. They are living pieces of history that people use.

How Does the Brain Process Visual Languages? 

Honestly, your brain treats signing just like spoken language. It uses the same areas to process grammar and meaning. When you see a sign, your brain translates instantly. This happens just as fast as hearing a word. Scientists find it very interesting to study in labs. It shows that our brains love to communicate daily.

Anyway, look at how fast a fluent signer talks. They move their hands and faces with great speed. Your brain keeps up by watching the whole person. You do not just look at the hands alone. You see the eyes and the mouth together. This multitasking is a great workout for your mind. It can even make your memory better over time.

Of course, this is why learning as a child is easy. Young brains soak up visual patterns very quickly. Still, adults can learn these languages with hard work. You just need to practice your visual focus every day. Soon, you will start to see the beauty. You will understand that signing is a full experience.

Are There Special Signs for Science and Technology? 

People need signs for things like computers and space. Both BSL and ASL create new signs for topics. Often, a new sign looks like the thing it describes. For a computer, you might mimic typing on keyboards. For a rocket, you might show it blasting off.

Actually, these signs can change as technology gets better. When phones were big, signs looked like large handsets. Now that phones are flat, the sign has changed too. This keeps the language modern and very useful. You can talk about complex science just like English. There are no limits to what you can say.

Plus, experts in different fields help create these signs. Doctors work with Deaf signers to find clear signs. They want to make sure everyone understands the same thing. This professional work helps the language grow every year. It ensures that students can learn any subject today. Sign language is a tool for high-level education.

What Is the Future of Sign Language? 

Probably, technology will help more people learn to sign. We have video calls and apps to help us. You can talk to a teacher anywhere today. This makes it easier to keep languages alive. More people are becoming interested in BSL in schools. This is a very good sign for the future.

Even so, we must protect the unique local signs. We do not want every language to be the same. The local flavours of BSL are very special. We should celebrate the Scottish signs and the London signs. They tell us where people come from and who they are. Diversity is a strength for any language today.

In the end, sign language is always about connection. It brings people together in a unique visual way. As more people learn, the world becomes friendlier. We can all share our stories without saying words. That is a wonderful goal for all of us. Keep practising and keep sharing your new signs.

Final Thoughts on the Difference Between ASL and BSL 

Learning about these languages opens a new world. You now see that signs are not gestures. They are complex systems with very deep roots. ASL and BSL represent two different cultures today. One uses one hand, while the other uses two. One came from France, while the other grew here. These facts make them very special and unique.

Specifically, the difference between ASL and BSL is quite large. You must choose the right one for your home. Respecting these differences helps you support the community. It shows that you value their unique speaking. Whether you choose ASL or BSL, you learn well. You are building a bridge between different worlds.

In truth, always remember that sign language is about people. It is about sharing stories and making friends. Take your time and enjoy the learning process. Each new sign is a big step forward. Good luck on your journey to signing today! We hope this guide makes your start easy. Be proud of the progress you make daily.

Frequently Asked Questions (FAQs)

1. Is it better to learn ASL or BSL?

  1. Learn BSL if you live in the UK. Learn ASL if you live in America or Canada. Pick the language your local Deaf community uses.

2. Can ASL users understand BSL?

  1. Not easily. ASL and BSL are different languages. An ASL user may understand a few signs, but full chat can feel confusing.

3. Which is harder, BSL or ASL?

  1. Neither one is “harder” for everyone. ASL uses one hand for spelling. BSL uses two hands. The harder one is the one you cannot practise often.

4. Does the UK use ASL or BSL?

  1. The UK uses BSL. ASL is not the main sign language here. If you want to connect with UK Deaf people, BSL is the right choice.

5. Why was BSL banned in the UK?

  1. BSL was pushed out of many Deaf schools in the past. Teachers wanted Deaf children to speak and lip-read instead. The fact is that Deaf people kept signing anyway.

How do you say poo in BSL?

  1. In BSL, “poo” has its own sign. It is best to learn it from a BSL video, not text. Signs need hand shape, movement, and face.