单词 |
degradational |
释义 |
degradational, a.|dɛgrəˈdeɪʃənəl| [f. degradation1 + -al1.] Of or pertaining to (biological) degradation; manifesting structural degradation.
1863Dana in Amer. Jrnl. Sc. & Arts 2nd Ser. XXXVI. 4 They [Entomostracans] are degradational forms as well as the Myriapods. Ibid. 5 The distinction of the Entomostracans..consists rather in their degradational characters than in any peculiarities of the mouth. |

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