stimulation
(noun)
noun
1. the act of arousing an organism to action
Definition categories: act, arousal, rousing
2. any stimulating information or event; acts to arouse action
Similar word(s): input, stimulant, stimulus
Definition categories: thought, information
3. (physiology) the effect of a stimulus (on nerves or organs etc.)
Definition categories: process, action, activity
4. mutual sexual fondling prior to sexual intercourse