Word Study
[2x]
: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
photographometer |
photographone |
photography |
photogravure |
photoheliograph |
photoheliometer
| photojournalism
| photojournalist
| photolithograph
| photolithographer
| photolithographic
photoheliometer
CIDE DICTIONARY
photoheliometer, n. [Photo- + heliometer.].
A double-lens instrument for measuring slight variations of the sun's diameter by photography, utilizing the common chord of two overlapping images. [Webster 1913 Suppl.]
For further exploring for "photoheliometer" in Webster Dictionary Online
