| lamarck | (n) French naturalist who proposed that evolution resulted from the inheritance of acquired characteristics (1744-1829), Syn. Jean Baptiste de Lamarck, Chevalier de Lamarck |
| lamarckian | (n) a believer in Lamarckism |
| lamarckian | (adj) of or relating to Lamarckism |
| lamarckism | (n) a theory of organic evolution claiming that acquired characteristics are transmitted to offspring |
| Lamarckian | a. Pertaining to, or involved in, the doctrines of Lamarckianism. [ 1913 Webster ] |
| Lamarckianism | n. (Biol.) Lamarckism. [ 1913 Webster ] |
| Lamarckism | n. [ From Lamarck, a distinguished French naturalist. ] (Biol.) The theory that structural variations, characteristic of species and genera, are produced in animals and plants by the direct influence of physical environments, and esp., in the case of animals, by effort, or by use or disuse of certain organs. It is a discredited theory, not believed by modern biologists. [ 1913 Webster +PJC ] |
| ネオラマルキズム | [neoramarukizumu] (n) neo-Lamarckism [Add to Longdo] |
| ラマルク説 | [ラマルクせつ, ramaruku setsu] (n) Lamarckism [Add to Longdo] |
| 用不用説 | [ようふようせつ, youfuyousetsu] (n) (See ラマルク説) Lamarckian evolutionary theory in which individuals lose characteristics that are not used and develop characteristics that are often used [Add to Longdo] |