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Having two heads.

Having the skull short in proportion to its breadth; shortheaded; -- in distinction from dolichocephalic.

The sperm whale (Physeter macrocephalus). It has in the top of its head a large cavity, containing an oily fluid, which, after death, concretes into a whitish crystalline substance called spermaceti. See Sperm whale.

A combining form denoting the head, of the head, connected with the head; as, cephalosome, cephalopod.

Relating to the long axis of the body.

Shaped like the head. Craing.

The science which treats of the head.

One of the somites (arthromeres) which make up the head of arthropods. Packard.

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

The measurement of the heads of living persons. -- Ceph`a*lo*met"ric (#),a.

The head.

The cephalata.

One of the Cephalopoda.

The highest class of Mollusca.

Belonging to, or resembling, the cephalopods.

One of the generic names of the gigantic ray (Manta birostris), known as devilfish and sea devil. It is common on the coasts of South Carolina, Florida, and farther south. Some of them grow to enormous size, becoming twenty feet of more across the body, and weighing more than a ton.

The anterior region or head of insects and other arthropods. Packard.

The anterior end of the notochord and its bony sheath in the base of cartilaginous crania.

The anterior portion of any one of the Arachnida and higher Crustacea, consisting of the united head and thorax.

An instrument for cutting into the fetal head, to facilitate delivery.