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photopositiveenUK
pho·to·pos·i·tive P0266830 (fō′tō-pŏz′ĭ-tĭv)adj. Biology Tending to move toward light.photopositive (ˌfəʊtəʊˈpɒzɪtɪv) adj (General Physics) physics (of a material) having an electrical conductivity that increases with increasing illumination
photopositiveenUK
photopositive[¦fōd·ō′päz·əd·iv] (electronics) Having positive photoconductivity, hence increasing in conductivity (decreasing in resistance) under the action of light; selenium ordinarily has photopositivity. photopositiveenUK
photopositive (fō′tō-pŏz′ĭ-tĭv)adj. Biology Tending to move toward light. |