P3H4O1T1O1M3E1T1R1I1E1S1
19 points
PHOTOMETRIES is validvalid
PHOTOMETRY, the scientific measurement of light intensity [n]
PHOTOMETRY, that branch of science which treats of the measurement of the intensity of light [n]
PHOTOMETRY, the scientific measurement of light intensity [n]
PHOTOMETRY, that branch of science which treats of the measurement of the intensity of light [n]