Definition

A prefix meaning contrary, opposite, in opposition; as, counteract, counterbalance, countercheck. See Counter, adv. & a.

Other Definitions

This word also has 3 other definitions:

COUNTER (adjective)

Contrary; opposite; contrasted; opposed; adverse; antagonistic; as, a counter current; a counter revolution; a counter poison; a counter agent; counte...

COUNTER (adverb)

1. Contrary; in opposition; in an opposite direction; contrariwise; - - used chiefly with run or go. Running counter to all the rules of virtue. Locks...

COUNTER (verb)

To return a blow while receiving one, as in boxing. His left hand countered provokingly. C. Kingsley.