ulna
noun
the bone of the forearm on the side opposite to the thumb.
ulnas
-
pluralof ulna.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
While other species of birds have hollow bones, the club-winged manakins have solid ulnas that help enhance the sound production of their wing songs.
From Washington Post ● Jun. 15, 2017
Besides the ulnas, there are pieces of ribs, scapula, tibia, and feet.
From Archeological Investigations Bureau of American Ethnology, Bulletin 76 by Gerard Fowke
