FORMALDEHYDE


Meaning of FORMALDEHYDE in English

/ fɔːˈmældɪhaɪd; NAmE fɔːrˈm-/ noun [ U ]

1.

( symb CH 2 O ) a gas with a strong smell

2.

(also technical for·mal·in / ˈfɔːməlɪn; NAmE ˈfɔːrm-/) a liquid made by mixing formaldehyde and water, used for preserving biological specimens , making plastics and as a disinfectant

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WORD ORIGIN

late 19th cent.: blend of formic acid and aldehyde .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.