photogen
/ˈfəʊtədʒɛn/ /ˈfəʊtədʒ(ə)n/noun
A substance, device, etc., which produces light.
Origin
Early 19th century; earliest use found in Philosophical Magazine. From photo- + -gen.
- competently
- competition
- competitive
- competitive advantage
- competitive exclusion
- competitively
- competitiveness
- competitor
- compilation
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- compiler
- compile time
- comping
- complacence
- complacency
- complacent
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- complainant
- complainer
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- complaint
- complaisance
- complaisant
- compleat