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bird

/bɜːd/
IELTSAcademic
noun

a warm-blooded animal with feathers, wings, and a beak. Birds usually lay eggs and many can fly.

  • I saw a small bird on the balcony.
  • Birds sing in the early morning.
  • The bird flew over the trees.

Adinary Nuance

Bird is the everyday word for this animal. Use it in general speech, writing, and exams. For a more scientific or broad group term, people may say avian, but that is much less common.

In other languages

Vietnamese
chim
Spanish
pájaro
Chinese
Japanese
Korean

Etymology

Old English had the word ‘brid’ for a young bird. Over time, English speakers used ‘bird’ for the whole animal group.

Common phrases

bird songbird feedera bird in the handbirds of a feather

Synonyms

Related words

Frequently asked questions

Is bird a common word in English?
Yes. It is a very common everyday word for the animal.
What is the difference between bird and avian?
Bird is the normal word. Avian is more formal and scientific.
Can bird be used in exams and academic writing?
Yes, when you mean the animal. For science, avian may appear more often.