What is the determination of the brightness of stars, and also of the sun, moon, and planets. --As`tro*pho`to*met"ric*al (#), a called?
astrophotometry — The determination of the brightness of stars, and also of the sun, moon, and planets. --As`tro*pho`to*met"ric*al (#), a. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00