Meaning of ANTI- in English

ANTI-

anti- /æntɪ $ æntɪ, æntaɪ/ AmE prefix

[ Language: Old French ; Origin: Latin , from Greek , from anti 'opposite, against' ]

1 . opposed to OPP pro- :

antinuclear (=opposing the use of ↑ nuclear weapons and power)

anti-American

2 . the opposite of something:

anticlimax (=an unexciting ending instead of the expected exciting ending)

antimatter (=material completely opposite in kind to the ordinary material in the universe)

3 . acting to prevent something:

antifreeze (=a liquid added to a car’s engine to prevent freezing)

antiseptic (=a liquid that kills harmful bacteria)

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THESAURUS

▪ oppose to think that a plan or idea is wrong, and to try to prevent it from happening or succeeding:

Hundreds of people wrote to oppose the scheme.

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The other parties opposed the bill.

▪ be against something/be opposed to something to think that something is wrong and should not be allowed:

I used to be against the death penalty.

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Most people are opposed to the privatization of the city’s public transportation system.

▪ not agree with something to think that something is wrong:

I don’t agree with training animals for entertainment.

▪ object to say or feel that something is wrong:

No one objected to the proposals.

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She strongly objects to being told what to do.

▪ resist to try to prevent a change from happening, or prevent yourself from being forced to do something:

People often resist change, when they have been used to doing things in a certain way for a long time.

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She resisted all attempts to teach her how to cook.

▪ anti- opposed to something – used in adjectives:

antiwar protesters

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an anti-slavery movement

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.