Definition of excitant in English:
excitant
noun ˈɛksɪt(ə)ntɪkˈsʌɪt(ə)ntɪkˈsaɪtnt
Biology A substance which elicits an active physiological or behavioural response.
what happens when chemical excitants flood into the brain?
Example sentencesExamples
- Some people find that coffee brings out tremor; this is due to the presence of caffeine, which is an excitant; these effects are not, however, universal.
- The resulting synaptic inhibition is characterized by either a depressant or an excitant effect, depending on the population of cells involved.
Synonyms
tonic, restorative, reviver, energizer, refresher