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Webster 1913 Edition

Pineal

Pi′ne-al

,
Adj.
[L.
pinea
the cone of a pine, from
pineus
of the pine, from
pinus
a pine: cf. F.
pinéale
.]
Of or pertaining to a pine cone; resembling a pine cone.
Pineal gland
(Anat.)
,
a glandlike body in the roof of the third ventricle of the vertebrate brain; – called also
pineal body
,
epiphysis
,
conarium
. In some animals it is connected with a rudimentary eye, the so-called pineal eye, and in other animals it is supposed to be the remnant of a dorsal median eye.

Webster 1828 Edition

Pineal

PIN'EAL

,
Adj.
[L. pinus.] The pineal gland is a part of the brain, about the bigness of a pea, situated in the third ventricle; so called from its shape. It was considered by Descartes as the seat of the soul.

Definition 2024

pinéal

pinéal

See also: pineal

French

Noun

pinéal m ‎(plural pinéaux)

  1. pineal

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