noun
rhea
REE-uh/ˈriːə/
A large flightless South American bird.
The rhea stands on long, three-toed legs in the grassland.

Etymology
Rhea was the name of a Greek titaness, but why it was applied to this South American bird is unknown. The goddess’s name itself also has no known origin.
In context
Darwin's Rhea, a magnificent bird native to South America.
More examples
- The rhea cannot fly, but it can run fast.
- Several rheas graze together on the open plain.
- We watch a rhea stretch its neck toward the leaves.
Forms
rhea · rheas