acetylcholine acetylcellulose • acetylcyanide · · · Info · Definitions · Characters · · acetylcholine · · Text Latin · · Script 13 · · Length Definitions · · · (noun) a neurotransmitter that is a derivative of choline; released at the ends of nerve fibers in the somatic and parasympathetic nervous systems. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 y latin small letter y U+0079