Sphacelate
(Sphac"e*late Sphac"e*la`ted) a. (Med.) Affected with gangrene; mortified.
Sphacelation
(Sphac`e*la"tion) n. (Med.) The process of becoming or making gangrenous; mortification.
Sphacelus
(||Sphac"e*lus) n. [NL., fr. Gr. .] (Med.) Gangrenous part; gangrene; slough.
Sphærenchyma
(||Sphæ*ren"chy*ma) n. [NL., fr. Gr. sphere + -enchyma as in parenchima.] (Bot.) Vegetable
tissue composed of thin-walled rounded cells, — a modification of parenchyma.
Sphæridium
(||Sphæ*rid"i*um) n.; pl. Sphæridia [NL., fr. Gr. a sphere.] (Zoöl.) A peculiar sense organ
found upon the exterior of most kinds of sea urchins, and consisting of an oval or sherical head surmounting
a short pedicel. It is generally supposed to be an olfactory organ.
Sphærospore
(Sphæ"ro*spore) n. [Gr. sphere + E. spore.] (Bot.) One of the nonsexual spores found in
red algæ; a tetraspore.
Sphærulite
(Sphær"u*lite) n. (Min.) Same as Spherulite.
Sphagnicolous
(Sphag*nic"o*lous) a. [Sphagnum + L. colere to inhabit.] (Bot.) Growing in moss of
the genus Sphagnum.
Sphagnous
(Sphag"nous) a. (Bot.) Pertaining to moss of the genus Sphagnum, or bog moss; abounding
in peat or bog moss.
Sphagnum
(||Sphag"num) n. [NL., fr/ Gr. a kind of moss.] (Bot.) A genus of mosses having white
leaves slightly tinged with red or green and found growing in marshy places; bog moss; peat moss.
Sphalerite
(Sphal"er*ite) n. [Gr. slippery, uncertain. See Blende.] (Min.) Zinc sulphide; — called also
blende, black-jack, false galena, etc. See Blende (a).
Sphene
(Sphene) n. [F. sphène, fr. Gr. sfh`n a wedge.] (Min.) A mineral found usually in thin, wedge-
shaped crystals of a yellow or green to black color. It is a silicate of titanium and calcium; titanite.
Sphenethmoid
(Sphe*neth"moid) a. [Sphenoid + ethmoid.] (Anat.) Of or pertaining to both the sphenoidal
and the ethmoidal regions of the skull, or the sphenethmoid bone; sphenethmoidal.
Sphenethmoid bone (Anat.), a bone of the skull which surrounds the anterior end of the brain in many
amphibia; the girdle bone.
Sphenethmoid
(Sphe*neth"moid), n. (Anat.) The sphenethmoid bone.
Sphenethmoidal
(Sphe`neth*moid"al) a. (Anat.) Relating to the sphenoethmoid bone; sphenoethmoid.
Spheniscan
(Sphe*nis"can) n. (Zoöl.) Any species of penguin.
Spheno-
(Sphe"no-) A combining form used in anatomy to indicate connection with, or relation to, the
sphenoid bone; as in sphenomaxillary, sphenopalatine.
Sphenodon
(Sphe"no*don) n. [Gr. sfh`n a wedge + a tooth.] (Zoöl.) Same as Hatteria.
Sphenoethmoidal
(Sphe"no*eth*moid`al) a. (Anat.) Sphenethmoid.
Sphenogram
(Sphe"no*gram) n. [Gr. sfh`n a wedge + -gram.] A cuneiform, or arrow- headed, character.
Sphenographer
(Sphe*nog"ra*pher), n. One skilled in sphenography; a sphenographist.
Sphenographic
(Sphe`no*graph"ic) a. Of or pertaining to sphenography.
