Twinning1. (p. pr. & vb. n.) of Twin.
2. (n.) The assemblage of two or more crystals, or parts of crystals, in reversed position with reference to each other in accordance with some definite law; also, rarely, in artificial twinning (accomplished for example by pressure), the process by which this reversal is brought about.
Thesaurus Entries
Janus, ambivalence, amphibologism, amphibology, amphiboly, antinomy, asymmetry, biformity, bifurcation, cavil, conjugation, counterword, dichotomy, disproportion, disproportionateness, dodge, double entendre, double meaning, double-talk, doubleness, doublethink, doubling, dualism, duality, duplexity, duplication, duplicity, equivocacy, equivocal, equivocality, equivocalness, equivocation, equivoque, evasion, haggling, hair-splitting, halving, hedge, heresy, heterodoxy, heterogeneity, impenetrability, imprecision, inapprehensibility, inarticulateness, incognizability, incoherence, incommensurability, incompatibility, incomprehensibility, inconclusiveness, incongruity, inconsistency, inconsonance, indefiniteness, indistinctness, inscrutability, irony, irreconcilability, nonconformability, nonconformity, numinousness, obscurity, oxymoron, pairing, paradox, polarity, polysemant, polysemousness, portmanteau word, pun, quibbling, ramblingness, self-contradiction, shift, squinting construction, subterfuge, tergiversation, twinning, two-facedness, twoness, uncertainty, unconformability, unconformity, unconnectedness, unfathomableness, unintelligibility, unknowability, unorthodoxy, unsearchableness, vagueness, weasel word