Hypertext Webster Gateway: "epiphysis"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Pineal \Pi"ne*al\, a. [L. pinea the cone of a pine, from pineus
of the pine, from pinus a pine: cf. F. pin['e]ale.]
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.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Epiphysis \E*piph"y*sis\, n.; pl. {Epiphyses}. [NL., fr. Gr.
'epi`fysis, fr. 'epify`ein to grow upon; 'epi` upon + fy`ein
to grow.] (Anat.)
(a) The end, or other superficial part, of a bone, which
ossifies separately from the central portion, or
{diaphysis}.
(b) The cerebral epiphysis, or pineal gland. See {Pineal
gland}, under {Pineal}.
From WordNet (r) 1.7 (wn)
epiphysis
n 1: the end of a long bone; initially separated from the main
bone by a layer of cartilage that eventually ossifies so
the parts become fused
2: a small endocrine gland in the brain; situated beneath the
back part of the corpus callosum; secretes melatonin [syn:
{pineal gland}, {pineal body}, {epiphysis cerebri}]
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