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The young or embryo of an animal in the womb, or in the egg; often restricted to the later stages in the development of viviparous and oviparous animals, embryo being applied to the earlier stages. [Written also foetus.]

The act of destroying a fetus in the womb; feticide.

The act of giving premature birth; particularly, the expulsion of the human fetus prematurely, or before it is capable of sustaining life; miscarriage.

Without a heart; as, an acardiac fetus.

The placenta and membranes with which the fetus is connected, and which come away after delivery.

dage of the embryos of mammals, birds, and reptiles, -- in mammals serving to connect the fetus with the parent; the urinary vesicle.

A part of the amnion, one of the membranes enveloping the fetus, which sometimes is round the head of a child at its birth. It is deemed lucky to be with a caul or membrane over the face. This caul is esteemed an infallible preservative against drowning . . . According to Chysostom, the midwives frequently sold it for…

An instrument measuring the dimensions of the head of a fetus during delivery.

The act or operation of crushing the head of a fetus in the womb in order to effect delivery.

The outer membrane which invests the fetus in the womb; also, the similar membrane investing many ova at certain stages of development.

To have an embryo or fetus formed in the womb; to breed; to become pregnant. A virgin shall conceive, and bear a son. Isa. vii. 14.

An instrument for crushing the head of a fetus, to facilitate delivery in difficult eases.

An instrument of a hooked form, used in certain cases in the extraction of a fetus. Dunglison.

A group of Mammalia in which a decidua is thrown off with, or after, the fetus, as in the human species.

The act of giving birth; parturition; the expulsion or extraction of a fetus and its membranes.

animal in the womb, or more specifically, before its parts are developed and it becomes a fetus (see Fetus).

The cutting a fetus into pieces within the womb, so as to effect its removal.

entrance of the vena cava inferior. It directs the blood towards the left auricle in the fetus, but is rudimentary and functionless in the adult.

The act of expelling or ejecting a fetus or an egg from the womb.

he uterus, or womb. Extra-uterine pregnancy (Med.), a condition of pregnancy in which the fetus is not in the uterus, but in the Fallopian tube or in the abdominal cavity.