diazotize

from The Century Dictionary.

• In chem., to treat an aromatic amido compound with nitrous acid so as to introduce the diazo-group of two united atoms of nitrogen which together behave as a dyad radical By this reaction various brilliant dyestuffs are obtained.

from the GNU version of the Collaborative International Dictionary of English.

• transitive verb (Chem.) To subject to such reactions or processes that diazo compounds, or their derivatives, shall be produced by chemical exchange or substitution.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb intransitive To undergo diazotization.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb convert (an amine) into a diazo compound