ad-densĕo — Lewis & Short
ad-densĕo, ēre, and ăd-denso, āre (cf. Wagner ad 1, v. a.,
Verg. G. 1, 248), 2 andextremi addensent acies,Verg. A. 10, 432 Rib.—In pass., of water, to become thick, to thicken:
aquam radice ea addita addensari,Plin. 20, 21, 84, § 230.