| 单词 |
cyanide |
| 释义 |
cy·a·nide
I. \ˈsīəˌnīd, -_nə̇d\ noun
(-s)
Etymology: International Scientific Vocabulary cyan- + -ide
1. : a compound of cyanogen usually with a more electropositive element or radical : a salt or ester of hydrocyanic acid — see nitrile
2.
a. : potassium cyanide
b. : sodium cyanide
II. \-ˌnīd\ transitive verb
(-ed/-ing/-s)
: to treat with a cyanide: as
a. : to subject to the cyanide process
b. : to treat (iron or steel) by immersion in molten cyanide in order to produce a hard surface by causing carbon and nitrogen to be taken up in a thin outer layer — see case harden
c. : to fumigate (as greenhouses or flour) with hydrogen cyanide gas |
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