photopositive

[ foh-tuh-poz-i-tiv ]

adjectivePhysics.
  1. pertaining to a substance whose conductivity increases upon absorption of electromagnetic radiation.

Origin of photopositive

1
First recorded in 1910–15; photo- + positive

Words Nearby photopositive

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British Dictionary definitions for photopositive

photopositive

/ (ˌfəʊtəʊˈpɒzɪtɪv) /


adjective
  1. physics (of a material) having an electrical conductivity that increases with increasing illumination

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