Definition of External stimulus

1. Noun. A signal (stimulus) that originates from outside an organism. ¹

¹ Source:

Lexicographical Neighbors of External Stimulus

external risk
external risks
external salivary gland
external saphenous nerve
external secretion
external semilunar fibrocartilage
external sphincter muscle of anus
external sphincterotomy
external spiral sulcus
external squint
external stimuli
external stimulus (current term)
external storage
external strabismus
external surface
external surface of frontal bone
external surface of parietal bone
external traction
external wall of cochlear duct
external world

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