Word.ws English Dictionary

protobird

protobird noun: any of several extinct animals proposed as an evolutionary link between fossil reptiles and fossil birds; a proavian.

Noun

protobird (plural protobirds)

  1. (informal) Any of several extinct animals proposed as an evolutionary link between fossil reptiles and fossil birds; a proavian.

Forms of protobird

pluralprotobirds

Origin of protobird

From proto- + bird.

Questions about protobird

What does protobird mean?
Protobird means any of several extinct animals proposed as an evolutionary link between fossil reptiles and fossil birds; a proavian.
What part of speech is protobird?
Protobird is a noun.
What is the plural of protobird?
The plural of protobird is protobirds.

Words near protobird in the dictionary

  1. protobiont
  2. protobiontic
  3. protobionts
  4. protobioside
  5. protobiotic
  6. protobird
  7. protobirds
  8. protoblattoid
  9. protoblattoids
  10. protoboard
  11. protoboards

Source and license

Adapted from Wiktionary: protobird (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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