Definitions for: Ventricle


[n] a chamber of the heart that receives blood from an atrium and pumps it to the arteries
[n] one of four connected cavities in the brain; is continuous with the central canal of the spinal cord and contains cerebrospinal fluid



Webster (1913) Definition: Ven"tri*cle, n. [L. ventriculus the stomach, a
ventricle, dim. of venter the belly: cf. F. ventricule. See
Ventral.]
1. (Anat.) A cavity, or one of the cavities, of an organ, as
of the larynx or the brain; specifically, the posterior
chamber, or one of the two posterior chambers, of the
heart, which receives the blood from the auricle and
forces it out from the heart. See Heart.

Note: The principal ventricles of the brain are the fourth in
the medulla, the third in the midbrain, the first and
second, or lateral, ventricles in the cerebral
hemispheres, all of which are connected with each
other, and the fifth, or pseudoc[oe]le, situated
between the hemispheres, in front of, or above, the
fornix, and entirely disconnected with the other
cavities. See Brain, and C[oe]lia.

2. The stomach. [Obs.]

Whether I will or not, while I live, my heart beats,
and my ventricle digests what is in it. --Sir M.
Hale.

3. Fig.: Any cavity, or hollow place, in which any function
may be conceived of as operating.

These [ideas] are begot on the ventricle of memory.
--Shak.

Synonyms: heart ventricle

See Also: bodily cavity, brain, cavity, cavum, cerebrospinal fluid, chamber, encephalon, fourth ventricle, lateral ventricle, left ventricle, right ventricle, spinal fluid, third ventricle

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