SG Heritage Dictionary

Glyoxal [Noun] Webster's Dictionary 1913

A white, amorphous, deliquescent powder, (CO.H)2, obtained by the partial oxidation of glycol. It is a double aldehyde, between glycol and oxalic acid.

Glyoxalic [Adjective] Webster's Dictionary 1913

Pertaining to, or designating, an aldehyde acid, intermediate between glycol and oxalic acid.

Glyoxaline [Noun] Webster's Dictionary 1913

A white, crystalline, organic base, C3H4N2, produced by the action of ammonia on glyoxal, and forming the origin of a large class of derivatives hence, any one of the series of which glyoxaline is a type; -- called also oxaline.