Webster’s Revised Unabridged Dictionary · 1913
Diaphanometer
Di′a·pha·nom′e·ter (·fȧ·nŏm′ē·tẽr), n. [Gr. διαφανής transparent + -meter.] An instrument for measuring the transparency of the air.
Webster’s Revised Unabridged Dictionary · 1913
Di′a·pha·nom′e·ter (·fȧ·nŏm′ē·tẽr), n. [Gr. διαφανής transparent + -meter.] An instrument for measuring the transparency of the air.