A / ad-densĕo
verb transitive

ad-densĕo

2nd PP ad-densēre · conj. 2nd
and , (cf. Wagner ad Verg. G. 1, 248), 2 and
to make close; compact; to become thick
to make close, compact (very rare): extremi 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.