n. In botany: The popular name of coniferous trees of the genus Cupressus.n. A name given to other coniferous trees nearly allied to the true cypresses.n. One of various plants so named from a fancied resemblance to the true cypress, as the standing cypress, Gilia coronopifolia, a tall, slender, polemoniaceous herb, with divided leaves and scarlet flowers, and the Belvedere, broom-, or summer cypress, a tall chenopodiaceous plant, Kochia scoparia, sometimes cultivated.n. An emblem of mourning for the dead, cypress-branches having been anciently used at funerals.Belonging to or made of cypress.n. A thin transparent black or white stuff; a kind of crape.Made of or resembling cypress.n. The English galingale, Cyperus longus: called sweet cypress from its aromatic roots. Also cypress-root.