ulna

[ uhl-nuh ]
/ ˈʌl nə /

noun, plural ul·nae [uhl-nee] /ˈʌl ni/, ul·nas.

Anatomy. the bone of the forearm on the side opposite to the thumb. Compare radius(def 7).
a corresponding bone in the forelimb of other vertebrates.

Origin of ulna

1835–45; < Latin: elbow; akin to Greek ōlénē, Old English eln ell2

OTHER WORDS FROM ulna

ul·nar, adjective post·ul·nar, adjective

Example sentences from the Web for ulna

British Dictionary definitions for ulna

ulna
/ (ˈʌlnə) /

noun plural -nae (-niː) or -nas

the inner and longer of the two bones of the human forearm
the corresponding bone in other vertebrates

Derived forms of ulna

ulnar, adjective

Word Origin for ulna

C16: from Latin: elbow, ell 1

Medical definitions for ulna

ulna
[ ŭlnə ]

n. pl. ul•nas

The larger bone of the two bones of the forearm, extending from elbow to wrist on the side opposite the thumb. cubitus elbow bone

Other words from ulna

ulnar adj.

Scientific definitions for ulna

ulna
[ ŭlnə ]

Plural ulnas ulnae (ŭl)

The longer of the two bones of the forearm or lower portion of the foreleg. See more at skeleton.