'Girdle bone' definitions:

Definition of 'Girdle bone'

From: GCIDE

Girdle \Gir"dle\, n. [OE. gurdel, girdel, AS. gyrdel, fr. gyrdan; akin to D. gordel, G. g["u]rtel, Icel. gyr?ill. See Gird, v. t., to encircle, and cf. Girth, n.] [1913 Webster]
1. That which girds, encircles, or incloses; a circumference; a belt; esp., a belt, sash, or article of dress encircling the body usually at the waist; a cestus. [1913 Webster]
Within the girdle of these walls. --Shak. [1913 Webster]
Their breasts girded with golden girdles. --Rev. xv. 6. [1913 Webster]
2. The zodiac; also, the equator. [Poetic] --Bacon. [1913 Webster]
From the world's girdle to the frozen pole. --Cowper. [1913 Webster]
That gems the starry girdle of the year. --Campbell. [1913 Webster]
3. (Jewelry) The line ofgreatest circumference of a brilliant-cut diamond, at which it is grasped by the setting. See Illust. of Brilliant. --Knight. [1913 Webster]
4. (Mining) A thin bed or stratum of stone. --Raymond. [1913 Webster]
5. (Zool.) The clitellus of an earthworm. [1913 Webster]
Girdle bone (Anat.), the sphenethmoid. See under Sphenethmoid.
Girdle wheel, a spinning wheel.
Sea girdle (Zool.), a ctenophore. See Venus's girdle, under Venus.
Shoulder, Pectoral, & Pelvic, girdle. (Anat.) See under Pectoral, and Pelvic.
To have under the girdle, to have bound to one, that is, in subjection. [1913 Webster]