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6 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 dy·ad /ˈdaɪˌæd, əd/
 二數,一對,二元一位

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 dy·ad /ˈdaɪˌæd, əd/ 名詞
 二聯體,二分體

From: Taiwan MOE computer dictionary

 dyad
 二價元素

From: Webster's Revised Unabridged Dictionary (1913)

 Dy·ad n.
 1. Two units treated as one; a couple; a pair.
 2. Chem. An element, atom, or radical having a valence or combining power of two.

From: Webster's Revised Unabridged Dictionary (1913)

 Dy·ad, a. Chem. Having a valence or combining power of two; capable of being substituted for, combined with, or replaced by, two atoms of hydrogen; as, oxygen and calcium are dyad elements. See Valence.
 

From: WordNet (r) 2.0

 dyad
      n : two items of the same kind [syn: couple, pair, twosome,
           twain, brace, span, yoke, couplet, distich,
          duo, duet, duad]