| 释义 |
pentadactyl, -yle, a. and n.|pɛntəˈdæktɪl|
Also 7 pente-.
[ad. L. pentadactyl-us, a. Gr. πενταδάκτυλ-ος five-fingered or -toed; f. penta- + δάκτυλ-ος finger. In mod.F. pentadactyle.]
A. adj. Having five toes or fingers.
1828Stark Elem. Nat. Hist. I. 111 Phalangista,..feet pentadactyle..; anterior toes separate. 1854R. Owen in Circ. Sc., Organ. Nat. I. 226 The toe answering to the fifth, in lizards and other pentadactyle animals. 1887Athenæum 23 Apr. 548/1 It is shown how primitive is the plantigrade pentadactyle foot of man.
B. n.
†1. tr. L. pentadactylus (Pliny), ‘a kind of shell-fish’ (Lewis & Short). Obs.
1661Lovell Hist. Anim. & Min. Introd., The turbines, are great,..tuberous,..muricate, or pentedactyls.
2. A person with five digits on each limb.
1880Proctor Rough Ways 213 George, who was a pentadactyle, though somewhat deformed about the hands and feet. Ibid., Marie, a pentadactyle with deformed thumbs, gave birth to a boy with six toes.
So ˌpentadacˈtylic a. = prec. A; pentaˈdactylism, the condition of being pentadactyl.
1879tr. Haeckel's Evol. Man II. 300 The original parent⁓form of the entire group had anteriorly and posteriorly five digits (Pentadactylism). 1880Proctor Rough Ways 213 A girl hexadactylic on the right side of the body, and pentadactylic on the left side. 1886Günther in Encycl. Brit. XX. 454/2 The digital elements seem to indicate more than pentadactylism, as in the extinct Ichthyosauri. |