ankylosis

1. (Med.) Stiffness or fixation of a joint; formation of a stiff joint. Dunglison. 2. (Anat.) The union of two or more separate bones to from a single bone; the close union of bones or other structures in various animals. Same as Anchylosis.

Source: Webster's Revised Unabridged Dictionary (1913), United States public domain. See methodology for full licensing detail. Word validity for game play may differ from any official game dictionary.