Meaning

noun (physics) a brief event in which two or more bodies come together

noun an accident resulting from violent impact of a moving object

noun a conflict of opposed ideas or attitudes or goals

originFrom Middle French collision, from Latin collīsiō (“clash, concussion, collision”) (whence -ion (noun suffix denoting action, result, process, state, condition)), from collīsus (“clashed together, conflicted, contended”), past participle of collīdō (“to clash, strike, dash, beat, or press together”) (whence collide), from con- (“together”) + laedō (“to strike, collide, hurt”) (whence col-…

Etymology from Wiktionary, CC BY-SA 3.0