'Photometrician' definitions:

Definition of 'photometrician'

(from WordNet)
noun
Someone who practices photometry [syn: photometrist, photometrician]

Definition of 'Photometrician'

From: GCIDE
  • Photometrician \Pho*tom`e*tri"cian\, Photometrist \Pho*tom"e*trist\, n. One engaged in the scientific measurement of light; a specialist in photometry. [Webster 1913 Suppl.]