Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
photomap
photomask
photomechanical
photometry
photomicrograph
photomontage
photomosaic
photomultiplier
photon
photonegative
photonics
photonuclear
photoperiod
photoperiodism
photopheresis
photophilic
photophobia
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

photopositive

pho·to·pos·i·tive [ ftō pózzətiv ]


adjective 
Definition:
 
1. showing increasing conductivity as light increases: describes a conductive material whose electrical conductivity increases in response to increasing illumination

2. moving toward light: describes organisms that move toward a light source

Advertisement

© 2009 Microsoft