Emily Dickinson Lexicon
Definition for PHO-TOM'E-TER
PHO-TOL'O-GYPHO-TO-MET'RIC, or PHO-TO-MET'RIC-AL
PHO-TOM'E-TER, n. [Gr. φως, light, and μετρον, measure.]
An instrument for measuring the relative intensities of light. – Rumford. Leslie.
Return to page 89 of the letter “P”.