| / English Dictionary |
STIMULANT
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A drug that temporarily quickens some vital process
Synonyms:
excitant; stimulant; stimulant drug
Classified under:
Nouns denoting man-made objects
Hypernyms ("stimulant" is a kind of...):
drug (a substance that is used as a medicine or narcotic)
Hyponyms (each of the following is a kind of "stimulant"):
amphetamine; pep pill; speed; upper (a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression)
analeptic (a medication used as a stimulant to the central nervous system)
aphrodisiac (a drug or other agent that stimulates sexual desire)
butyl nitrite; isobutyl nitrite (a colorless pungent liquid sometimes used as a stimulant drug by drug abusers)
African tea; Arabian tea; cat; kat; khat; qat; quat (the leaves of the shrub Catha edulis which are chewed like tobacco or used to make tea; has the effect of a euphoric stimulant)
methylphenidate; Ritalin (central nervous system stimulant (trade name Ritalin) used in the treatment of narcolepsy in adults and attention deficit disorder in children)
popper (a container of stimulant drug (amyl nitrate or butyl nitrite))
Derivation:
stimulate (cause to be alert and energetic)
Sense 2
Meaning:
Any stimulating information or event; acts to arouse action
Synonyms:
input; stimulant; stimulation; stimulus
Classified under:
Nouns denoting cognitive processes and contents
Hypernyms ("stimulant" is a kind of...):
information (knowledge acquired through study or experience or instruction)
Hyponyms (each of the following is a kind of "stimulant"):
elicitation; evocation; induction (stimulation that calls up (draws forth) a particular class of behaviors)
kick (the sudden stimulation provided by strong drink (or certain drugs))
turn-on (something causing excitement or stimulating interest)
negative stimulation; turnoff (something causing antagonism or loss of interest)
conditioned stimulus (the stimulus that is the occasion for a conditioned response)
reinforcement; reinforcer; reinforcing stimulus ((psychology) a stimulus that strengthens or weakens the behavior that produced it)
cue; discriminative stimulus (a stimulus that provides information about what to do)
positive stimulus (a stimulus with desirable consequences)
negative stimulus (a stimulus with undesirable consequences)
Derivation:
stimulate (act as a stimulant)
II. (adjective)
Sense 1
Meaning:
That stimulates
Example:
stimulant phenomena
Synonyms:
stimulant; stimulating
Classified under:
Similar:
stimulative (capable of arousing or accelerating physiological or psychological activity or response by a chemical agent)
Derivation:
stimulate (act as a stimulant)
stimulate (provide the needed stimulus for)
stimulate (stir feelings in)
Context examples:
As a CNS stimulant, this agent may increase blood pressure and reduce appetite.
(Dextroamphetamine, NCI Thesaurus)
A combination of two synthetic agents with central nervous system stimulant activity.
(Dextroamphetamine-amphetamine, NCI Thesaurus)
It is a type of central nervous system stimulant.
(Concerta, NCI Dictionary)
An oxazolidine compound with central nervous system (CNS) stimulant property.
(Pemoline, NCI Thesaurus)
Referring to this, the researchers have suggested that the stimulant may actually be linked to improved heart function.
(3 Cups Of Coffee Daily Could Improve Heart Function, The Titi Tudorancea Bulletin)
Central nervous system stimulants also raise blood pressure and increase heart rate and breathing rate.
(Central nervous system stimulant, NCI Dictionary)
A respiratory stimulant with analeptic activity.
(Doxapram, NCI Thesaurus)
The hydrochloride salt of the synthetic central nervous system stimulant methylphenidate.
(Methylphenidate hydrochloride, NCI Thesaurus)
Parasympathomimetic Belladona decreases secretion, smooth muscle stimulant Ergotamine blocks alpha-adrenergic activity, and sedative Phenobarbital induces sleep.
(Belladonna/Phenobarbital/Ergotamine, NCI Thesaurus)
Arthur's presence, however, seemed to act as a stimulant; she rallied a little, and spoke to him more brightly than she had done since we arrived.
(Dracula, by Bram Stoker)
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