DE-CADとは 意味・読み方・使い方

発音

• IPA: /ˈdɛkæd/

名詞

decad (plural decads)

1. Archaic form of decade (“period of ten years”).
   • 1864, Alfred Tennyson, “Aylmer’s Field”, in Enoch Arden, &c., London: Edward Moxon & Co., […], →OCLC, page 55:

     Since Averill was a decad and a half / His elder, and their parents underground

2. Archaic form of decade (“group of ten”).
   • 1806, Aristotle, translated by Thomas Taylor, The Physics, or Physical Ausculation of Aristotle, page 167:

     Plato […] extends number as far as to the decad.

3. (music) A group of ten notes from which the consonant triads may be constructed

等位語

• (group) monad, duad/dyad, triad, tetrad, pentad, hexad, hebdomad/heptad, ogdoad/octad, ennead/nonad, decad/decade, hendecad, dodecad/duodecade, chiliad

派生語

アナグラム

• caded