n.
Pronunciation: ri- ' l ē -s ə r
Function: noun
Date: 15th century
: one that releases specifically : a stimulus that serves as the initiator of complex reflex behavior
n.
Pronunciation: ri- ' l ē -s ə r
Function: noun
Date: 15th century
: one that releases specifically : a stimulus that serves as the initiator of complex reflex behavior
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012