Defn: A combining form (also used adjectively), meaning pertaining to, or derived from, a series of compounds containing a radical of two nitrogen atoms, united usually to an aromatic radical; as, diazo- benzene, C6H5.N2.OH.

Note: Diazo compounds are in general unstable, but are of great importance in recent organic chemistry. They are obtained by a partial reduction of the salts of certain amido compounds. Diazo reactions (Chem.), a series of reactions whereby diazo compounds are employed in substitution. These reactions are of great importance in organic chemistry.

DIAZOTIZE
Di*az"o*tize, v. t. (Chem.)

Defn: To subject to such reactions or processes that diazo compounds, or their derivatives, shall be produced by chemical exchange or substitution.

DIB
Dib, v. i.

Defn: To dip. [Prov. Eng.] Walton.

DIB
Dib, n.

1. One of the small bones in the knee joints of sheep uniting the bones above and below the joints.

2. pl.

Defn: A child's game, played with dib bones.