Biped means a person or animal that walks on two legs. Humans are bipeds, and so are some animals like birds when they move on the ground.
People use this word mostly in biology, science, or description. In everyday language, it may appear when someone is talking about how an animal moves or comparing creatures that walk on two legs versus four legs.
Meaning & Usage
A biped is any living thing that uses two legs for walking. The word is often used in scientific writing, but it can also appear in casual speech when describing movement or body shape.
Examples
For example, humans are bipeds because we walk upright on two legs. A bird on the ground is also moving as a biped. In contrast, a dog is not a biped because it walks on four legs.
Is a human a biped?
Yes. Humans are bipeds because we normally walk on two legs.
Is “biped” a common everyday word?
Not really. It is more common in science, biology, or formal descriptions.
What is the opposite of biped?
The opposite is usually an animal that walks on four legs, often called a quadruped.
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