adjective
Roget 89: two, twin; dual, dualistic, double; binary, binomial; twin, biparous†; dyadic [Math.]; conduplicate†; duplex etc. 90; biduous†, binate†, diphyletic†, dispermic†, unijugate†; tete-a-tete. coupled etc. v.; conjugate. both, both the one and the other. ... show more
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