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ulterior motive
ultima
ultima Thule
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ulna

ul·na [ úlnə ] (plural ul·nae [ úlnee ] or ul·nas)


noun 
Definition:
 
1. bone of human forearm: the longer of the two bones in the human forearm, situated on the inner side

2. bone of lower forelimb of animal: a bone in the lower forelimb of vertebrate animals, roughly corresponding to the human ulna

[Mid-16th century. < Latin, "elbow, forearm"]

ul·nar adjective
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