acetylcholine
ace·tyl·cho·line
noun\ə-ˌset-əl-ˈkō-ˌlēn, -ˌsēt-; ˌas-ə-ˌtēl-\
Definition of ACETYLCHOLINE
: a neurotransmitter C7H17NO3 released at autonomic synapses and neuromuscular junctions, active in the transmission of nerve impulses, and formed enzymatically in the tissues from choline
—ace·tyl·cho·lin·ic \-kō-ˈlin-ik\ (audio pronunciation) adjective
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