单词 | triad |
释义 | Word Frequency triad(ˈtraɪæd) noun 1. a group of three; trio 2. chemistry an atom, element, group, or ion that has a valency of three 3. music a three-note chord consisting of a note and the third and fifth above it 4. an aphoristic literary form used in medieval Welsh and Irish literature 5. the US strategic nuclear force, consisting of intercontinental ballistic missiles, submarine-launched ballistic missiles, and bombers Derived forms triadic (triˈadic) adjective triadism (ˈtriadism) noun Word origin C16: from Late Latin trias, from Greek; related to Greek treis threeWord Frequency Triad(ˈtraɪæd) noun any of several Chinese secret societies, esp one involved in criminal activities, such as drug trafficking |
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