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spermatophyte
spermatorrhea
spermatozoa
spermatozoid
spermatozoon
spermi-
spermic
spermicide
spermiogenesis
spermo-
spermophile
-spermy
Sperrin Mountains
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spessartine
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sphene
sphene [ sfeen ]


noun 
Definition:
 
titanium-containing mineral: a brown black mineral composed of calcium titanium silicate. Source: igneous rocks.
[Early 19th century. Via French< Greek sphēn "wedge"]
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