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Webster’s Dictionary (1828)

98,828 entries. Headwords are matched first, then definition text.

1,822 words match “HEAD”

CEPHALIZATION n.

Domination of the head in animal life as expressed in the physical structure; localization of important organs or parts in or near the head, in animal development. Dana.

CEPHALO; CEPHALO- n.

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

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.

CEPHALOMETER n.

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

CEPHALOMETRY n.

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

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

CEPHALOTHORAX n.

terior 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.

CEPHALOTOMY n. 2 definitions

Dissection or opening of the head.

CEPHALOTRIPSY n.

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

CEPHALOTROCHA n.

A kind of annelid larva with a circle of cilia around the head.

Having a head; -- applied chiefly to the Cephalata, a division of mollusks.

(Astron.) A northern constellation near the pole. Its head, which is in the Milky Way, is marked by a triangle formed by three stars of the fourth magnitude. See Cassiopeia.

A monster, in the shape, of a three-headed dog, guarding the entrance into the infernal regions, Hence: Any vigilant custodian or guardian, esp. if surly.

CEREBRO-SPINAL a.

ized by inflammation of the membranes of the brain and spinal cord, giving rise to severe headaches, tenderness of the back of the neck, paralysis of the ocular muscles, etc. It is sometimes marked by a cutaneous eruption, when it is often called spotted fever. It is not contagious.

CHAETOGNATHA n.

hich the genus Sagitta is the type. They have groups of curved spines on each side of the head.

The scales or bracts on the receptacle, which subtend each flower in the heads of many Compositæ, as the sunflower. Gray. Chaff cutter, a machine for cutting, up straw, etc., into "chaff" for the use of cattle.