| 释义 |
cremaster|kriːˈmæstə(r)|
Pl. -ers, also ‖ -eres.
[a. Gr. κρεµαστήρ suspender (or spec. in Anatomy, as in sense 1), f. κρεµα- to hang.]
1. Anat. The muscle of the spermatic cord, by which the testicle is suspended.
1678Phillips, Cremaster, the Muscle, that holds up the Stones. a1693Urquhart Rabelais iii. xxvi. 218. 1842 E. Wilson Anat. Vade M. 187 The Cremaster, considered as a distinct muscle, arises from the middle of Poupart's ligament. 1881Mivart Cat 243 One delicate layer..forming what is known as the cremaster muscle.
2. Entom. A name given by Kirby to the hook-like processes on the posterior extremity, by which many lepidopterous chrysalids suspend themselves; extended to the dorsal process or tip of the abdomen of the pupa of any insect that undergoes complete metamorphosis.
1888Rolleston & Jackson Anim. Life 153 Pupa of Privet Hawk Moth..The tenth somite..bears..the cremaster..covered with spines which vary much in different specimens. |