opacus
[ oh-pey-kuhs ]
adjectiveMeteorology.
(of a cloud) dense enough to obscure the sun or moon.
Origin of opacus
11615–25; <New Latin, Latin opācus;see opaque
Words Nearby opacus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use opacus in a sentence
opacus denotes shady, with reference to a pleasant and beneficial coolness, in opp.
Dderlein's Hand-book of Latin Synonymes | Ludwig DderleinNiger opacus lvis, clypeo emarginato, thorace postice rotundato, elytrorum lateribus humeralibus haud incisis.
Illustrations of Exotic Entomology, Volume 1 | Dru DruryExscutellatus niger opacus, capite subcornuto, pedibus intermediis dilatatis et incisis.
Illustrations of Exotic Entomology, Volume 1 | Dru DruryThe ancestral stock from which A. opacus developed in Micronesia seemingly reached the area from Melanesia.
The Avifauna of Micronesia, Volume 3 | Rollin H. BakerThe structure of its wing resembles that of A. opacus, but the primaries are more rounded.
The Avifauna of Micronesia, Volume 3 | Rollin H. Baker
Browse