A substance which elicits an active physiological or behavioural response.
〔生〕兴奋剂；刺激物
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
Definition of excitant in US English:
excitant
nounikˈsītntɪkˈsaɪtnt
Biology
A substance which elicits an active physiological or behavioral response.
〔生〕兴奋剂；刺激物
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.