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Webster 1913 Edition


Apophysis


A-poph′y-sis

,
Noun.
;
pl.
-ses
.
[NL., fr. Gr. [GREEK] offshoot, process of a bone, fr. [GREEK] to grow from; [GREEK] from + [GREEK], [GREEK], to grow.]
1.
(Anat.)
A marked prominence or process on any part of a bone.
2.
(Bot.)
An enlargement at the top of a pedicel or stem, as seen in certain mosses.
Gray.

Webster 1828 Edition


Apophysis

APOPH'YSIS

,

Definition 2024


apophysis

apophysis

English

Noun

apophysis (plural apophyses)

  1. (anatomy) A natural outgrowth, swelling or enlargement, usually of an organism; A protuberance on a bone.
    • 1836, E. A. Poe, Maelzel's Chess-Player
      Every bone in the real duck had its representative in the automaton, and its wings were anatomically exact. Every cavity, apophysis, and curvature was imitated, and each bone executed its proper movements.
  2. (geology) A branch of a dike or vein

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