A histamine inhibitor

• An organic base C3H4N2

WordNet Word definitions in WordNet
n. an organic base C3H4N2; a histamine inhibitor [syn: iminazole , glyoxaline ]

Wikipedia Word definitions in Wikipedia
Imidazole is an organic compound with the formula CNH. It is a white or colourless solid that is soluble in water, producing a mildly alkaline solution. In chemistry, it is an aromatic heterocycle , classified as a diazole , and having non-adjacent nitrogen ...

Wiktionary Word definitions in Wiktionary
n. 1 (context organic compound English) A heterocyclic organic compound containing two nitrogen atoms separated by a carbon atom in a five-membered ring, called ''1,3-diazole'' in http://en.wikipedia.org/wiki/IUPAC%20nomenclature. 2 (context organic compound ...