trisazoadj.
/trɪˈseɪzəʊ//trɪˈsazəʊ/ Chemistry.
Containing three azo groups in the molecule.
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trisazo1904
1904 Jrnl. Chem. Soc. 86 i. 700 Black trisazo~dyes are obtained by diazotising acetyl-p-phenylenediamine, [etc.].
1948 R. E. Kirk & D. F. Othmer Encycl. Chem. Technol. II. 247 Naphthogene Blue 4R.., a trisazo dye.
1966 I. T. Millar & H. D. Springall Sidgwick's Org. Chem. Nitrogen (ed. 3) xvii. 588 The azo dyes form the largest class of organic dyes... Monoazo, disazo, trisazo, and polyazo dyes are distinguished.
1970 R. L. M. Allen Colour Chem. v. 62 Three of the various types of trisazo structure are of principal importance.
This entry has not yet been fully updated (first published 1986; most recently modified version published online December 2018).
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adj.1904