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5 definitions found

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

 tri·ad /ˈtraɪˌæd ||əd/

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

 tri·ad /ˈtraɪˌæd , əd/ 名詞

From: Taiwan MOE computer dictionary


From: Webster's Revised Unabridged Dictionary (1913)

 Tri·ad n.
 1. A union of three; three objects treated as one; a ternary; a trinity; as, a triad of deities.
 2. Mus. (a) A chord of three notes. (b) The common chord, consisting of a tone with its third and fifth, with or without the octave.
 3. Chem. An element or radical whose valence is three.
 Triads of the Welsh bards, poetical histories, in which the facts recorded are grouped by threes, three things or circumstances of a kind being mentioned together.
 Hindu triad. See Trimurti.

From: WordNet (r) 2.0

      n 1: the cardinal number that is the sum of one and one and one
           [syn: three, 3, III, trio, threesome, tierce,
            leash, troika, trine, trinity, ternary, ternion,
            triplet, tercet, terzetto, trey, deuce-ace]
      2: a set of three similar things considered as a unit [syn: trio,
      3: three people considered as a unit [syn: trio, threesome,
      4: a 3-note major or minor chord; a note and its third and
         fifth tones [syn: common chord]