antagonist

Example / Category
[e.g. tooth]

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Please note
n (1599)
Hyphenation
an•tag•on•ist
Definition from Glossary
1: a tooth in one jaw that articulates with a tooth in the other jaw—called also dental antagonist 2: a substance that tends to nullify the actions of another, as a drug that binds to cell receptors without eliciting a biologic response 3: a muscle whose action is the direct opposite of another muscle
Pronunciation
ăn-tăg′a-ni˘st