| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024stim•u•lant /ˈstɪmyələnt/USA pronunciation n. [countable]- Drugsan agent that temporarily quickens some bodily process, function, or activity:a heart stimulant.
- any food or beverage that stimulates, esp. coffee or tea.
- a stimulus or incentive:a stimulant to the sluggish economy.
adj. [before a noun] - temporarily quickening some vital process or functional activity.
- stimulating.
WordReference Random House Unabridged Dictionary of American English © 2024stim•u•lant (stim′yə lənt),USA pronunciation n. - [Physiol., Med.]something that temporarily quickens some vital process or the functional activity of some organ or part:Adrenalin is a stimulant for the heart.
- any food or beverage that stimulates, esp. coffee, tea, or, in its initial effect, alcoholic liquor.
- a stimulus or incentive.
adj. - [Physiol., Med.]temporarily quickening some vital process or functional activity.
- stimulating. Cf. depressant.
- Latin stimulant- (stem of stimulāns, present participle of stimulāre to goad). See stimulus, -ant
- 1720–30
Collins Concise English Dictionary © HarperCollins Publishers:: stimulant /ˈstɪmjʊlənt/ n - a drug or similar substance that increases physiological activity, esp of a particular organ
- any stimulating agent or thing
adj - increasing physiological activity; stimulating
Etymology: 18th Century: from Latin stimulāns goading, from stimulāre to urge on; see stimulus |