
Glyoxal is an organic compound with the formula OCHCHO. It is a yellow-colored liquid that evaporates to give a green-colored gas. Glyoxal is the smallest dialdehyde (two aldehyde groups). Its structure is more complicated than typically represented because the molecule hydrates and oligomerizes. It is produced industrially as a precursor to many ...
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http://en.wikipedia.org/wiki/Glyoxal

• (n.) 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.
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http://thinkexist.com/dictionary/meaning/glyoxal/
Gly·ox'al noun [
Gly col +
ox alic +
al dehyde.]
(Chemistry) 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.
Found on
http://www.encyclo.co.uk/webster/G/38

Type: Term Pronunciation: glī-oks′ăl Definitions: 1. the simplest dialdehyde. Synonyms: oxalaldehyde
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http://www.medilexicon.com/medicaldictionary.php?t=37934
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