Search Result for "5-hydroxytryptamine": 
Wordnet 3.0

NOUN (1)

1. a neurotransmitter involved in e.g. sleep and depression and memory;
[syn: serotonin, 5-hydroxytryptamine]


WordNet (r) 3.0 (2006):

5-hydroxytryptamine n 1: a neurotransmitter involved in e.g. sleep and depression and memory [syn: serotonin, 5-hydroxytryptamine]