any of a class of organic compounds containing the CHO group, including formaldehyde and acetaldehyde
Origin of aldehydefrom al(cohol) + Modern Latin dehyd(rogenatum) from Classical Latin de, without + hyd(rogen)
Any of a class of highly reactive organic chemical compounds obtained by oxidation of primary alcohols, characterized by the common group CHO, and used in the manufacture of resins, dyes, and organic acids.
Origin of aldehydeGerman Aldehyd from New Latin al. dehyd. abbr. for alcohol dehydrogenātum dehydrogenized alcohol
A contraction of the Latin al(cohol) dehyd(rogenātum).