effector


ef·fec·tor

noun \i-ˈfek-tər, -ˌtr\

Definition of EFFECTOR

1
: a bodily organ (as a gland or muscle) that becomes active in response to stimulation
2
: a molecule (as an inducer or a corepressor) that activates, controls, or inactivates a process or action (as protein synthesis)

First Known Use of EFFECTOR

1906

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