Vocab List 16: Contra-/Anti-

to express the opposite; to say the opposite

• contrary

• counterexample

• antidote

• contradict

completely different; opposite in nature, 

opinion, or action

• antibacterial

• contrary

• antonym

• contradict

in the direction that is opposite the hands on the clock move

• antihistamine

• antidote

• counterclockwise

• counterexample

an example used to support a claim 

or statement that is the opposite of another claim or 

statement

• counterexample

• asymmetric

• antidote

• counterclockwise

being the opposite of real; fake or 

artificial

• antidote

• antibacterial

• contrary

• counterfeit

designed to fight against disease

• antidote

• contradict

• antihistamine

• antibacterial

a medicine taken to work against a poison

• antidote

• contrary

• antibacterial

• counterexample

substance used to fight against allergies

• asymmetrical

• counterexample

• antihistamine

• counterclockwise

word that means the opposite of another word

• counterfeit

• antonym

• contradict

• antibacterial

not identical on both sides; sides that are against 

one another

• contrary

• antidote

• counterclockwise

• asymmetric