anti-
against, counteracting
From Greek anti, against, opposite
Meaning
What does anti- mean?
anti- is a prefix meaning against, counteracting. It comes from Greek anti, against, opposite.
Inside words it is spelled ant.
Don't confuse it with ante-, before: antipsychotic means acting against psychosis, antepartum means before birth.
In real words
Medical words with anti-
killing bacteria or stopping their growth · In the dictionary
preventing blood clots from forming; also a drug that does this
a medicine used to treat psychosis, as in schizophrenia
a medicine that kills bacteria or slows their growth, used for bacterial infections; it does not work on viruses · In the dictionary
a drug that helps prevent or treat nausea and vomiting
acting against fungi; another word for antifungal
antiepileptic
a drug that prevents or controls seizures; now usually called an antiseizure medication
Don't mix it up
Parts easily confused with anti-
In the dictionary
More terms built with it
Terms in our life science dictionary that list anti- among their word parts.
Sources
Checked against
Written for biofideX in plain words, after checking these references:
- Appendix A: Word Parts and What They Mean
- 1.3: Common Prefixes
- anti- - Wiktionary, the free dictionary
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Good, bad and against
anti- is one of 7 parts in this lesson. Learn them together, then take real words apart.
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