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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A pushing or goading toward action.
  • n. An activity causing excitement or pleasure.
  • n. Any action or condition that creates a response; sensory input.

from the GNU version of the Collaborative International Dictionary of English

  • n. The act of stimulating, or the state of being stimulated.
  • n. The irritating action of various agents (stimuli) on muscles, nerves, or a sensory end organ, by which activity is evoked; especially, the nervous impulse produced by various agents on nerves, or a sensory end organ, by which the part connected with the nerve is thrown into a state of activity; irritation.

from The Century Dictionary and Cyclopedia

  • n. The act of stimulating, or the state of being stimulated; urging; encouragement; incitement; increased or quickened action or activity.
  • n. In medicine, the act or method of stimulating; the condition of being stimulated; the effect of the use of stimulants.
  • n. Synonyms See stimulate.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. any stimulating information or event; acts to arouse action
  • n. the act of arousing an organism to action
  • n. mutual sexual fondling prior to sexual intercourse
  • n. (physiology) the effect of a stimulus (on nerves or organs etc.)


From Latin stimulātiō. (Wiktionary)



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