Something which reverses a particular action or condition. / (aviation) A thrust reverser. / (Scotland, law) A mortgager of land. / (slang, computing) A reverse-engineer.

plural of reverser

Of a motion, sequence, etc.: backwards; reversed. / Of a motor car: in reverse gear.

Full of setbacks or misfortune.

Opposite, contrary; going in the opposite direction. / Pertaining to engines, vehicle movement etc. moving in a direction opposite to the usual direction.

(now rare) In a reverse way or direction; in reverse; upside-down.

The opposite of something. / The act of going backwards; a reversal. / A piece of misfortune; a setback.

simple past tense and past participle of reverse

Turned or changed to the contrary; inside out. / (botany) Resupinate.

In a reverse manner; in the opposite sequence or direction. / Conversely; on the other hand.