• (n.) The act of pushing or thrusting.
Displacement of a body, e.g., a tooth, from an initial position. ... Origin: L. Trudo, pp. Trusus, to thrust ... (05 Mar 2000) ... 
Type: Term Pronunciation: trū′zhŭn Definitions: 1. Displacement of a body, a tooth, from an initial position.
trusion 1. The act of pushing or thrusting. 2. Displacement of a body; such as, a tooth, from an initial position.