What does aversion mean?

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From our dictionary:

a•ver•sion

Pronunciation: (u-vûr'zhun, -shun), [key]
n.
1. a strong feeling of dislike, opposition, repugnance, or antipathy (usually fol. by to): a strong aversion to snakes and spiders.
2. a cause or object of dislike; person or thing that causes antipathy: His pet aversion is guests who are always late.
3. Obs.the act of averting; a turning away or preventing.