Definition of methanal in English:

methanal

Line breaks: metha|nal
Pronunciation: /ˈmɛθənal
 
/

noun

Systematic chemical name for formaldehyde.
More example sentences
  • It is manufactured by heating methanal with ammonium chloride.
  • As has already been stated oxidation yields the aldhyde methanal, but further oxidation of this will yield the carboxylic acid methanoic acid.
  • A particularly important reaction is with the aldehyde methanal.

Origin

late 19th century: blend of methane and aldehyde.

Definition of methanal in:

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Pronunciation: dɪˈmɒrəlʌɪz
verb
cause (someone) to lose confidence or hope