counter2

verb

• speak or act in opposition to:the second argument is more difficult to counter
• [no object] respond to hostile speech or action:“What would you like me to do about it?” she countered
• [no object] Boxing give a return blow while parrying:he countered with a left hook

adverb

• in the opposite direction to or in conflict with:some actions by the authorities ran counter to the call for leniency

adjective

• responding to something of the same kind, especially in opposition. See also counter-.

noun

• 1 [usually in singular] a thing that opposes or prevents something else:the stimulus to employers' organization was partly a counter to growing union power
• an answer to an argument or criticism:he anticipates an objection and plans his counter
• Boxing a blow given while parrying; a counterpunch.

• 2the curved part of the stern of a ship projecting aft above the waterline.

• 3 Printing the white space enclosed by a letter such as O or c.