holophotometer
nounEtymology holo- + photometer
1
Historical A kind of photometer designed to measure the light emanating in all directions from a source.
noun
Etymology holo- + photometer
Historical A kind of photometer designed to measure the light emanating in all directions from a source.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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