dinosaur

Pronunciation

• (UK) IPA ^(key): /ˈdaɪnəsɔː(r)/
• (US) IPA ^(key): /ˈdaɪnəsɔːr/

• Audio (UK)

  (file)

• Hyphenation: di‧no‧saur

Noun

Singular dinosaur

Plural dinosaurs

Bones of a dinosaur

1. (countable) Dinosaurs are reptiles that were extinct (all died) millions of years ago.
   • Synonym: dino

   Most dinosaurs were large.

2. (countable) A dinosaur is something that is very old, and may not be useful any more; something obsolete.
   • Synonym: dino

   I wish I had a new computer, instead of this dinosaur from the 1990s.