ag·o·nist 
(ăgə-nĭst)
(ăgə-nĭst)n.
1. Physiology A contracting muscle that is resisted or counteracted by another muscle, the antagonist.
2. A substance that can combine with a receptor on a cell to initiate signal transduction.
3. One involved in a struggle or competition.
[Late Latin agōnista, contender, from Greek agōnistēs, from agōn, contest; see AGONY.]
- venturi
- Venturi
- venturous
- venturously
- venturousness
- venue
- venular
- venule
- Venus
- Venus flower basket
- Venus' flower basket
- Venus flytrap
- Venus' flytrap
- Venus girdle
- Venus' girdle
- Venus hair
- Venus' hair
- Venusian
- Venus looking glass
- Venus' looking glass
- Venus's flower basket
- Venus's flytrap
- Venus's girdle
- Venus's hair
- Venus's looking glass