Chem. [f. TRI- 5 c + AZO-.] A formative of the names of compounds containing three atoms of nitrogen arranged in a ring. In has also been used somewhat differently, as in triazoacetic acid. Also attrib. as in triazo compounds, derivatives, etc.
1896. Jrnl. Chem. Soc., LXX. I. 338. Ethylic diazoacetate … with concentrated alkali, triazoacetic acid. Ibid. (1901), LXXX. I. 104. Preparation of Azoimides (Triazo-compounds) … p-Triazobromobenzene forms crystals melting at 20°.
1910. Desch & Lapworth, in Chem. Soc. Ann. Reps., VII. 124. Substances containing the triazo-group, N3.
