Meanings
adjectivephotronic (not comparable)
- not comparablePertaining to photoelectric cells that generate electromotive force by utilizing the action of light on the contact between two dissimilar metals.
A photronic light meter consists of a photronic cell connected to an electrical meter graduated directly in foot-candles.
1946, United States. Navy Department. Office of Industrial Relations, U.S. Navy Manual of Safety Equipment, page 931 more example
The photoelectric cell and the Weston photronic cells are the ones in most common use. The photronic cell is an oxide cell and produces a small electromotive force which is proportional to the light intensity.
1937, Rolla Roy Ramsey, Experimental Radio, page 169
Origin
Originally a brand name.
Full word history & related roots →Rhymes & wordplay
Anagrams
Cite this entry
APA
photronic. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/photronic
MLA
“photronic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/photronic. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “photronic,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/photronic.
Source: photronic on Wiktionary, CC BY-SA 4.0.