didymous

adj.
Arranged or occurring in pairs; twin.

[From Greek didumos, twin.]

(DID-uh-muhs)

adjective
Occurring in pairs; twin.

Etymology
From Greek didymos (twin). Ultimately from the Indo-European root dwo- (two) that also gave us dual, double, dubious, doubt, diploma, twin, and between.]

Usage
"Shakespeare portrays the didymous functionaries as if they were a unit comprised of two parts." — Peter Usher; Hamlet's Universe; Aventine Press; 2006.

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Occurring in pairs.