sacrum

In June, she learned she had an overuse injury, a stress reaction in her sacrum that’s forced her to take a break from hard training.

They thought they could see the IUD, somewhere near my sacrum, and an embryo embedded not in my fallopian tube, but in my uterus.

Baptismum accipiebant velut sacrum aliquod signum similitudinis & confœderationis cum Gallis.

The os sacrum is composed of five vertebr, as in man, but in apes or monkeys of only three.

Fig. 4, represents one of the lumbar vertebræ, (five in number,) which are immediately above the sacrum.

There are but two positions worthy of notice in this presentation, and they are determined by the child's sacrum.

The body always rotates so that the back comes in front, and the chin passes into the curve of the Sacrum.