Triuris (triuris)

[NL. (Miers, 1841), so called with ref. to the append aged calyx-lobes; trivalence (tri'vā- or triv'a-lens), n. [ triatomic valence. The conclusions drawn therefrom as to the trivalence of aluminium cannot be maintained. Athenæum, No. 3183, p. 558. trivalent (trī'vā- or triv'a-lent), a. [L. tres (tri-), three, + valen (t-)s, ppr. of valere, be strong: see valid.] In chem., equivalent in combining or displacing power to three monad atoms; triadic: applied to an element or a radical. Also triatomic. trivalve (trī'valv), a. and n. [L. tres (tri-), three, + ralva, door: see valve.] I. a. Having three valves, as a shell; trivalvular. - Trivalve speculum, a vaginal speculum having three blades. ally represented plan, or as looked at from above, the feet or uprights seen in perspective. - Right as a trivet, standing steadily (in allusion to the fact that a tripod stands firm on irregular surfaces); hence, proverbially, entirely or perfectly right. [Colloq.] I'll warrant you'll find yourself right as a trivet! Barham , In golds by Legends, II. 71. "As to the letter, Roke smith," said Mr. Boffin, "you're as right as a trivet." Dickens, Our Mutual Friend, ii. 14. trivet2 (triv'et), n. [Formerly also trevat ; origin obscure.] A knife for cutting the loops of terry fabrics, such as velvets or Will on carpets, in which the looped warp is formed over wires in the shed. Each wire has a groove at the top to serve as a guide for the trivet, which can be run rapidly along the wires, cutting all the loops and thus making a pile fabric or cut pile fabric. E. H. Knight. For velvets, ., the wires are provided with a groove on their upper face, and along this groove a cutting knife called a trivet is run to cut the loops. Encyc. Brit ., XXIV. 467. trivet-table (triv'et-tā"bl), n. A table supported by three feet. The trivet - table of a foot was lame. Dryden, tr. of Ovid's Meta morph., viii. 84. Trivial (triv'i-ä), n . [NL. (J. E. Gray), named in allusion to its trivial size and value; tri- vius , of three roads: see trivium .] The typical genus of the family Triviidæ , containing a num- ber of small species of var i- ous parts of the world, among those known as sea- beans . See sea- bean , 2. See also cut under Triviidæ. Trivia europe a, a, upper aspect; 6 , lower as pect.