Sac

I accidentally ripped her dural sac.

Bursitis is a painful inflammation of a bursa. A bursa is a small sac of fluid that cushions the bones, tendons, and muscles that are located near your joints.

The umbilical cord develops by the fifth week of embryonic development, replacing the yolk sac as the embryo's nutrient source.

In New York State, yellow sac spiders are the only commonly-found spiders that are dangerous to humans.

Amniocentesis is usually conducted at 16 weeks gestation and involves taking fluid from the amniotic sac surrounding the developing fetus by inserting a hollow needle into the mother's uterus.

The American Congress of Obstetricians and Gynecologists, in an opinion from its Committee on Obstetric Practice that was published on the ACOG website, said that instead of quickly clamping off the cord that connects the newborn to its placental sac, doctors should wait an additional 30 to 60 seconds. Those extra seconds for babies born at term are associated with an increase in hemoglobin levels in newborns, the statement said.

Kasparov sacked his queen early on in the game to gain a positional advantage against Kramnik.

I kept saccing monsters at the altar until I was rewarded with a new weapon.

Kasparov's queen sac early in the game gained him a positional advantage against Kramnik.

But it is really the court-baron which represents the ancient assembly of the mark, while the court-leet represents the lord's jurisdiction of sac and soc, whether granted before or since the coming of William.