英语词汇“toxicant”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

toxicant

释义

toxicant, a. and n.|ˈtɒksɪkənt|
[f. pr. pple. of med.L. toxicāre to poison: see -ant.]
a. adj. Acting as a poison; poisonous, toxic. rare.
b. n. A poisonous substance, a poison.
1882Ogilvie (Annandale), Toxicant,..a poison of a stimulating, narcotic, anæsthetic nature, especially such as seriously affects the health when habitually indulged in. Dr. Richardson.1891Cent. Dict., Toxicant adj.1892Illustr. Lond. News 13 Aug. 211/3 Coffee (that favourite vehicle of the deadlier toxicants in the East).1951Ann. Rev. Plant Physiol. I. 311 The injury [to vegetation] has economic significance only in ‘heavy’ smog when..the concentration of the toxicants is raised materially above the usual ‘smog’ level.1982Nature 14 Jan. p. xvii/3 The system measures the effect of toxicants on the light output of a special strain of luminescent bacteria.

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