Duplex

Adjective

 * 1) double, made up of two parts
 * 2) two direction (electronical signaling)

Related terms

 * duplexity

Noun

 * 1) house made up of two dwelling units
 * 2)  a cancellation combining a numerical cancellation with a second mark showing time, date, and place of posting.
 * 3)  throwing motion where two balls are thrown with one hand at the same time.

Verb

 * 1) To make duplex.
 * 2) To make into a duplex.
 * 3)  To make a series of duplex throws.

Thesaurus
ambidextrous, apartment house, bifacial, bifold, biform, bifurcated, bilateral, binary, binate, biparous, bipartisan, bipartite, bivalent, condominium, conduplicate, cooperative apartment house, dichotomous, disomatous, double, double-barreled, double-faced, duadic, dual, dualistic, duple, duplex house, duplicate, duplicated, dyadic, flats, geminate, geminated, high-rise apartment building, identical, matched, second, secondary, tenement, twain, twin, twinned, two, two-faced, two-level, two-ply, two-sided, two-story, twofold