单词 | irritant |
释义 | irritant —irritancy, n. /ir"i tnt/, adj. 1. tending to cause irritation; irritating. n. 2. anything that irritates. 3. Physiol. , Pathol. a biological, chemical, or physical agent that stimulates a characteristic function or elicits a response, esp. an inflammatory response. [1630-40; < L irritant- (s. of irritans), prp. of irritare to IRRITATE; see -ANT] |
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