单词 | gressorial |
释义 | gressorial, a. Zool.|grɛˈsɔərɪəl| [f. mod.L. gressōri-us (f. gressor, agent-n. f. L. gradī to walk) + -ial.] Adapted for stepping or walking, formed for or having the habit of walking, ambulatory.
1842Brande Dict. Sci., etc., Gressorial, in Ornithology, is applied to the feet of birds which have three toes forward, two of which are connected, and one behind. 1852Dana Crust. ii. 825 The family of gressorial Gammarids. 1856–8W. Clark Van der Hoeven's Zool. I. 649 Feet of trunk all gressorial. 1877Coues & Allen N. Amer. Rod. 532 The forelimbs small and neat, indicating predominance of prehensile over merely gressorial faculties. So greˈssorious a. In recent Dicts. |

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