| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024eu•kar•y•ote (yo̅o̅ kar′ē ōt′, -ē ət),USA pronunciation n. [Biol.]- Biology, Cell Biologyany organism having as its fundamental structural unit a cell type that contains specialized organelles in the cytoplasm, a membrane-bound nucleus enclosing genetic material organized into chromosomes, and an elaborate system of division by mitosis or meiosis, characteristic of all life forms except bacteria, blue-green algae, and other primitive microorganisms.
Also, eucaryote. Cf. prokaryote. - Neo-Latin Eukaryota, earlier Eucaryotes (1925) "those having a true nucleus,'' equivalent. to eu- eu- + Greek káry(on) nut, kernel (see karyo-) + Neo-Latin -ota, -otes; see -ote
Collins Concise English Dictionary © HarperCollins Publishers:: eukaryote, eucaryote /juːˈkærɪˌɒt/ n - any member of the Eukarya, a domain of organisms having cells each with a distinct nucleus within which the genetic material is contained. Eukaryotes include protoctists, fungi, plants, and animals
Compare prokaryote
Etymology: from eu- + karyo- + -ote as in zygoteeukaryotic, eucaryotic /ˌjuːkærɪˈɒtɪk/ adj |