a. [ Gr. &unr_; clove tree; &unr_; nut + &unr_; leaf. ] (Bot.)
n. an order of plants which corresponds approximately to the older group Centrospermae.
n. a group of families of mostly flowers having basal or free-central placentation and trinucleate pollen (binucleate pollen is commoner in flowering plants); it contains 14 families including:
n. (Chem.) A tasteless and odorless crystalline substance, extracted from cloves, polymeric with common camphor. [ 1913 Webster ]
a. Caryophyllaceous. [ 1913 Webster ]
n.;
n. an organism with "good" or membrane-bound nuclei having multiple chromosomes; eucaryotes also have other membrane-bound organelles such as mitochondria or chloroplasts, within the cytoplasm enclosed by the outer membrane. Such cells are characteristic of all life forms except primitive microorganisms such as bacteria and blue-green algae. Contrasted with
adj. of or pertaining to eukaryotes; same as eukaryotic. Contrasted with