crabe
A crab is a small sea animal with a hard shell and ten legs.
Explanation at your level:
A crab is an animal that lives in the sea. It has a hard shell and many legs. You can see them at the beach. They walk in a funny way. They are very cool animals!
A crab is a sea creature with a hard shell. It has two big claws. You can eat crab meat at many restaurants. Crabs usually walk sideways on the sand. If you go to the beach, look for them near the rocks.
The crab is a well-known crustacean found in oceans worldwide. They are famous for their sideways movement and their protective pincers. In many cultures, crab is considered a delicious seafood. You might also hear the adjective 'crabby' used to describe someone who is in a bad mood.
Beyond its biological definition, the term crab is often used in idiomatic expressions. For example, describing someone as 'crabby' suggests they are irritable. Furthermore, the 'crab mentality' is a common metaphor used in sociology to describe competitive behavior where individuals undermine the success of others.
In scientific and culinary contexts, the crab represents a diverse infraorder of crustaceans. From a linguistic perspective, the word has evolved from Proto-Germanic roots associated with 'scratching.' Its usage extends into nautical terminology, such as 'catching a crab' in rowing, highlighting how the word has permeated various specialized fields beyond simple natural history.
The crab serves as a profound symbol in various cultural and literary traditions. Historically, it is linked to the zodiac sign Cancer, representing emotional depth and protection. The etymological journey of the word—from the Proto-Germanic krabbô—reflects a long-standing human fascination with the animal's defensive, sideways locomotion. Whether discussed in the context of marine biology, the nuances of the 'crab mentality' in organizational psychology, or its role in global cuisine, the word remains a versatile linguistic tool that bridges the gap between the natural world and human behavioral observation.
30秒でわかる単語
- A crab is a crustacean with a hard shell.
- They usually move sideways.
- The word can also describe a grumpy person.
- It is a popular type of seafood.
When we talk about a crab, we are referring to a fascinating creature that belongs to the crustacean family. You might recognize them by their hard outer shell, which acts like a suit of armor to protect their soft bodies from predators.
Most crabs have ten legs in total, but the very front pair are special—they are called claws or pincers. These are used for grabbing food, fighting off enemies, or even communicating with other crabs. One of the most famous things about them is how they walk. Unlike humans, who walk forward, crabs usually scuttle sideways across the sand.
They live in almost every part of the ocean, from the shallow sandy beaches where we build sandcastles to the deep, dark parts of the sea. Some even live in freshwater rivers or on land! They are truly resilient survivors of the animal kingdom.
The word crab has very old roots. It comes from the Old English word crabba, which is related to the Old Norse krabbi. These words share a common ancestor in the Proto-Germanic language, which essentially meant 'to scratch' or 'to claw.'
It is quite poetic that the name describes exactly what the animal does! Throughout history, humans have been fascinated by the crab. In ancient astrology, the constellation Cancer is represented by the crab. This shows that civilizations from thousands of years ago were already observing these creatures and giving them a place in the stars.
Over centuries, the word has remained remarkably stable in English. While other words have changed their spelling or pronunciation drastically, crab has kept its identity as a simple, punchy word that perfectly describes the animal's nature. It’s a great example of how language preserves the essence of what we observe in the natural world.
Using the word crab is very straightforward in daily conversation. You will most often use it when talking about marine life, cooking, or visiting the beach. It is a neutral term, meaning you can use it in both casual settings with friends and in more formal scientific discussions.
Common collocations include 'crab claws', 'hermit crab', or 'blue crab'. If you are at a restaurant, you might order 'crab cakes' or 'steamed crab'. These phrases are very common and sound natural to any native speaker.
In a formal register, you might use it in a biological context, such as 'The crab population in this estuary is declining.' In a casual register, you might say, 'Look at that crab scurrying away!' The word is versatile and rarely requires special context to be understood clearly by your listener.
Did you know that the word crab appears in several fun English idioms? Here are five to help you sound more like a native speaker:
- 'Crabby': Used to describe someone who is being grumpy or irritable. Example: 'Don't be so crabby just because you woke up early!'
- 'Catch a crab': In rowing, this happens when an oar gets stuck in the water. Example: 'The rower caught a crab and nearly fell out of the boat.'
- 'Crab mentality': This refers to people who try to pull others down when they start to succeed. Example: 'Don't listen to them; that's just crab mentality.'
- 'Crab-walk': To move in a way that mimics a crab. Example: 'The kids were crab-walking across the gym floor.'
- 'Crab at someone': To complain or criticize someone constantly. Example: 'He always crabs at his teammates for every little mistake.'
The word crab is a countable noun. This means you can have one crab or many crabs. The plural is formed by simply adding an 's' to the end.
Pronunciation-wise, it is a single-syllable word. In both British and American English, the IPA is /kræb/. The vowel sound is a short 'a' (like in 'cat'), followed by a distinct 'b' sound. Make sure to emphasize the 'b' at the end so it doesn't sound like 'crap'!
Rhyming words include grab, slab, tab, cab, and blab. It is a very easy word to pronounce, but beginners sometimes confuse the final 'b' with a 'p'. Practice saying 'crab' and 'crap' to feel the difference in your throat—the 'b' is voiced, meaning your vocal cords vibrate, while the 'p' is unvoiced.
Fun Fact
The word is related to the idea of scratching, which crabs do with their claws.
Pronunciation Guide
Short, sharp 'a' sound.
Slightly more nasal 'a' sound.
Common Errors
- Softening the 'b' sound
- Confusing 'a' with 'e'
- Mispronouncing the final consonant
Rhymes With
Difficulty Rating
Very easy to read
Simple to spell
Easy to pronounce
Clear sound
What to Learn Next
Prerequisites
Learn Next
上級
Grammar to Know
Pluralization
crab -> crabs
Countable nouns
a crab, two crabs
Subject-verb agreement
The crab walks.
Examples by Level
The crab is on the sand.
crab = sea animal
singular noun
I see a crab.
see = look at
subject-verb-object
The crab has legs.
legs = body parts
plural noun
Is that a crab?
question format
interrogative
The crab is small.
small = not big
adjective
Crabs live in water.
live = stay
plural subject
I like the crab.
like = enjoy
simple present
Look at the crab!
look = see
imperative
The crab walked sideways on the beach.
We saw many crabs in the rock pool.
Crab meat is very tasty with butter.
The crab used its claws to eat.
Don't touch the crab, it might pinch you!
The crab hid under a large rock.
He caught a crab with his net.
Crabs have a very hard shell.
The chef prepared a delicious crab salad.
She felt a bit crabby after the long flight.
The crab scuttled across the wet sand.
We went crabbing during our summer vacation.
The crab's pincers were very sharp.
He is always crabbing about the weather.
The crab population is protected in this area.
The hermit crab changed its shell.
The team suffered from a crab mentality, which hindered their progress.
He caught a crab during the rowing race and lost his rhythm.
The biologist studied the mating habits of the blue crab.
Stop crabbing at me; I'm doing my best!
The restaurant is famous for its fresh crab cakes.
The crab-like movement of the robot was impressive.
She was as grumpy as a crab this morning.
The crab's carapace was covered in algae.
The socio-economic phenomenon known as crab mentality is prevalent in some corporate environments.
The rower's mistake of catching a crab cost them the gold medal.
The species is a fascinating example of evolutionary adaptation in crabs.
His constant crabbing about minor details became quite tedious.
The crab-like gait of the patient was noted by the physician.
They served a delicate crab bisque as the first course.
The crab's defensive posture was a clear signal to retreat.
Ecologists are monitoring the crab migration patterns closely.
The crab, a symbol of the zodiac, represents the cyclical nature of the tides.
The crab's exoskeleton provides a robust defense against environmental stressors.
His crabbed handwriting was nearly impossible to decipher.
The metaphorical 'crab in a bucket' syndrome often stifles community growth.
She observed the crab with the detachment of an entomologist.
The culinary preparation of the crab requires precision and care.
The crab's sideways locomotion is an evolutionary marvel.
The historical record mentions the abundance of crabs in the local estuary.
よく使う組み合わせ
Idioms & Expressions
"catch a crab"
to make a mistake while rowing
The team lost the race because they caught a crab.
casual"crab mentality"
pulling others down to prevent them from succeeding
Don't let crab mentality hold you back.
neutral"crabby"
irritable or grumpy
He's been crabby all morning.
casual"crab-walk"
to move sideways on hands and feet
We had to crab-walk during gym class.
casual"crab at someone"
to complain or criticize
Stop crabbing at me about the dishes!
casual"as grumpy as a crab"
very irritable
He woke up as grumpy as a crab.
casualEasily Confused
Both are crustaceans
Lobsters have long bodies and tails
Lobsters are not crabs.
Similar spelling
One is an animal, one is vulgar
Be careful with your pronunciation.
Both are seafood
Shrimp are much smaller and swim
I prefer shrimp to crab.
Includes the word crab
It is an adjective for mood
He is feeling crabby.
Sentence Patterns
The [crab] is [adjective].
The crab is small.
I saw a [crab] [location].
I saw a crab at the beach.
He is [adjective] like a [crab].
He is grumpy like a crab.
They go [verb-ing] for [crab].
They go crabbing for crab.
The [crab] uses its [noun] to [verb].
The crab uses its claws to eat.
語族
Nouns
Verbs
Adjectives
関連
How to Use It
7/10
Formality Scale
よくある間違い
They are different animals.
One is an animal, the other is a vulgarity.
Crabs is the plural animal; crabby is the adjective.
Biology is complex.
It sounds unnatural if overused.
Tips
Say It Right
Ensure the final 'b' is voiced.
When Native Speakers Use It
Often used when talking about seafood.
Cultural Insight
Crabs are a staple in many coastal cuisines.
Grammar Shortcut
Remember it's a countable noun.
Don't Make This Mistake
Don't confuse it with 'crap'.
Did You Know?
Some crabs can regrow their legs!
Study Smart
Use flashcards with pictures.
Memory Palace Trick
Imagine a giant crab in your kitchen.
Cultural Insight
Crab festivals are popular in some towns.
Say It Right
Practice the short 'a' sound.
Memorize It
Mnemonic
Crabs are CRanky And Big-clawed.
Visual Association
A crab walking sideways on a beach with a grumpy face.
Word Web
チャレンジ
Try to draw a crab and label its parts.
語源
Old English
Original meaning: To scratch or claw
文化的な背景
None, but avoid using 'crabs' as slang for medical conditions.
Common in coastal regions like Maryland (USA) or Cornwall (UK).
Practice in Real Life
Real-World Contexts
At the beach
- Look at that crab!
- Don't step on the crab.
- The crab is hiding.
At a restaurant
- I'll have the crab cakes.
- Is the crab fresh?
- I love steamed crab.
In a biology class
- The crab is a crustacean.
- Observe the crab's pincers.
- How does the crab move?
In conversation
- Don't be so crabby.
- He's acting like a crab.
- Why are you crabbing at me?
Conversation Starters
"Have you ever seen a crab in real life?"
"Do you like eating crab?"
"Why do you think crabs walk sideways?"
"What would you do if a crab pinched you?"
"Have you ever been crabbing?"
Journal Prompts
Describe a time you saw a crab at the beach.
Write a story about a grumpy crab.
If you were a crab, what would you do all day?
Explain why people might use the term 'crab mentality'.
よくある質問
8 問They pinch with their claws, which can hurt!
No, it is a crustacean.
Because of the shape of their leg joints.
Some species can, like the coconut crab.
It is made of chitin.
Usually ten, including the claws.
Yes, they are a popular seafood.
It means someone is being grumpy.
自分をテスト
The ___ is walking on the sand.
Crabs are known for walking on the sand.
What sound does a crab make? (Trick question)
Crabs do not vocalize.
Crabs always walk forward.
Most crabs walk sideways.
Word
意味
Matching the word to its meaning.
The crab walks sideways.
スコア: /5
Summary
The crab is a fascinating sea creature that gives us both a delicious meal and a funny way to describe a grumpy person.
- A crab is a crustacean with a hard shell.
- They usually move sideways.
- The word can also describe a grumpy person.
- It is a popular type of seafood.
Say It Right
Ensure the final 'b' is voiced.
When Native Speakers Use It
Often used when talking about seafood.
Cultural Insight
Crabs are a staple in many coastal cuisines.
Grammar Shortcut
Remember it's a countable noun.
例文
Le crabe marche de côté sur la plage.
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