| 释义 |
triadic, a. (n.)|traɪˈædɪk|
[f. triad + -ic.]
Of, pertaining to, or constituting a triad; consisting of triads.
1788T. Taylor Proclus I. 123 We shall find a line [to be] monadic; but a superficies dyadic, and a solid body triadic. 1839Bailey Festus viii. (1848) 95 Nature's great Triadic principle, in all things seen. 1850Cayley Math. Papers I. 481 On the triadic arrangements of seven and fifteen things.
b. triadic canon (Gr. Ch.): a hymn (canon n.1 7 b) in honour of the Trinity.
1862Neale Hymns East. Ch. 160 It would be impossible without wearying the reader, to translate the whole of the Triadic Canons.
c. Chem. That is a triad; trivalent.
1882in Ogilvie (Annandale).
d. Anc. Pros. (a) Containing three different metres or rhythms. (b) Composed of groups of systems, each of which contains three unlike systems.
1891in Cent. Dict.
e. Of or belonging to the Welsh Triads.
1849T. Stephens Lit. Kymry 447 The Triadic form is frequently seen in the poems of Aneurin, and Llywarch Hen. 1906C. Squire Mythol. Anc. Brit. v. 52 We learn..that the battle of Camlan was one of the ‘Three Frivolous Battles of Britain’,..and that the usual ‘Three’ alone escaped from it, though Arthur himself is, in spite of the triadic convention, added as a fourth.
B. n. Math. In Quaternions, A sum of products of three vectors.
So triˈadical a. = triadic; triˈadically adv., according to triads, in the manner of a triad (in quot. 1860, in sense 2 c: cf. e above).
1837Whewell Hist. Induct. Sc. (1857) I. 223 The intellectual gods produce all things triadically. 1860J. J. Thomas Brit. Antiq. 214 The gallant Cymro triadically repeated..several englynion. 1890Dublin Rev. Jan. 60 note, A transcript of an old Triadical commentary.
Add: [c indigo][A.] f.[/c] Anat. Of or pertaining to a triad (sense *2 k).
1957Porter & Palade in Jrnl. Biophysical & Biochem. Cytol. III. 282 The reticulum between the two triadic organizations along the I band is complicated and not readily analyzed. 1987Nature 10 Dec. 565/2 Normal triadic junctions with spaced densities..were found to increase in number. |