apophysis

apofyysi puhekieltä A natural outgrowth, swelling or enlargement, usually of an organism; A protuberance on a bone.
1836, E. A. Poe, s:Maelzels Chess-Player|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.

Minor palingenetic magmas probably were generated at this time and intruded the mantling rocks in the form of small sills and apophyses; ...