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-biosis
biosphere
biosphere reserve
biospheric cycles
biostatics
biostatistics
biostimulation
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biotite
bi·o·tite [ b ə tt ]


noun 
Definition:
 
mineral: a black, dark brown, or green silicate mineral of the mica group. Source: igneous and metamorphic rocks.
[Mid-19th century. After J.-B. Biot (1774-1862), French physicist]
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