spec. in Botany and Zoology. A name for the notochord which appears in an egg during incubation. Obsolete.
单词 | θ18842 |
释义 | the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > embryo parts > [noun] > spinal column (4) keel1674 spec. in Botany and Zoology. A name for the notochord which appears in an egg during incubation. Obsolete. carina1704 Applied to various structures of the form of a keel or ridge; esp. the vertebral column of an embryo. (New Sydenham Soc. Lexicon) notochord1848 An elastic, cartilaginous band or rod forming the primitive basis of the spinal column, present in all embryonic chordates and persisting in some… chorda dorsalis1873 A name for certain string-like structures in the animal body; with defining Latin adjective, as chorda dorˈsalis n. the notochord. chordae tenˈdineae… |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。