Boost your vocab and unleash your potential!

Recently viewed words:
Definitions of sinornis
  1. noun
    sparrow-sized fossil bird of the Jurassic period to the Cretaceous period having a keeled breastbone and vestigial tail; found in China; considered possibly the second most primitive of all birds
    type of:
Parts of sinornis

We don't have examples for this word yet.

My lists:
Recently viewed words: