goniophotometer

English dictionary entry

Meanings

noun
  1. A device that measures the light emitted from an object at different angles.

Word forms

goniophotometer goniophotometers

Etymology

Etymology tree Proto-Indo-European *ǵónu Proto-Hellenic *gónu Ancient Greek γόνῠ (gónŭ)der. Ancient Greek γωνίᾱ (gōníā)der. English gonio- Proto-Indo-European *bʰeh₂- Proto-Indo-European *bʰéh₂os Proto-Hellenic *pʰáwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Ancient Greek φωτο- (phōto-)der. English photo- Proto-Indo-European *meh₁- Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Hellenic *-tron Ancient Greek -τρον (-tron) Ancient Greek μέτρον (métron)der. English -meter English photometer English goniophotometer From gonio- + photometer.

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