I.a. [unda].
I. Neutr., to rise in waves or surges, to throw up waves, to surge, swell (poet. and in postAug. prose).
A. Lit.: undantem salum, Enn. ap. Non. 223, 24 (Trag. v. 226 Vahl.); cf.: undanti in freto, Att. ap. Cic. N. D. 2, 35, 89: “solet aestus aequinoctialis ... undare,” Sen. Q. N. 3, 28, 6: “ad caelum undabat vortex,” Verg. A. 12, 673: “aëna undantia flammis,” id. ib. 6, 218.—
B. Transf.
1. To overflow with, be full of, abound in any thing, = abundare: “regio Undat equis floretque viris,” Val. Fl. 1, 539: “vultus sanguine,” Stat. Th. 1, 449: “silva favis,” Claud. Rapt. Pros. 3, 25: “ima (aedium) viris,” id. VI. Cons. Hon. 545.—
2. To wave, undulate: “vidimus undantem ruptis fornacibus Aetnam,” Verg. G. 1, 472: “undantes flammae,” Sil. 9, 446: “undante fumo,” Sen. Troad. 19: “undans buxo Cytorus,” Verg. G. 2, 437: “undans chlamys,” Plaut. Ep. 3, 3, 55: “undantes habenae,” waving, flowing, hanging loosely, Verg. A. 12, 471; so, “undantia lora,” id. ib. 5, 146: “ipsa (puella) decenter undabat,” undulated, App. M. 2, p. 117, 38.—
C. Trop., to waver, fluctuate, be agitated: “undans curis,” Val. Fl. 5, 304: “undantes spumis furialibus irae,” Claud. in Ruf. 1, 76.—
II. Act. (very rare), to overflow, inundate, deluge: “sanguine campos,” Stat. Achill. 1, 87: “sinus cruore,” Claud. in Ruf. 2, 67.—P. a.: undātus , a, um, in a wavy or wave-like form: “concharum genera imbricatim undata, cancellatim reticulata,” Plin. 9, 33, 52, § 103.—Hence, undan-ter , adv., in a waving manner, like waves: “capillus undanter fluens,” App. M. 2, p. 122, 7 (al. fluenter undans): “evomere talia,” Mart. Cap. 2, § 138.
