actinometer

actinometer

English

Etymology

Etymology tree
Ancient Greek ᾰ̓κτῑ́ς (ăktī́s)der.
English actino-
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 actinometer

    From actino- + -meter.

    Noun

    actinometer (plural actinometers)

    1. (physics) An instrument used to measure the heating power of electromagnetic radiation, especially that of solar radiation.
      Synonym: heliothermometer

    Translations

    Anagrams

    Dutch

    Etymology

    Borrowed from English actinometer.

    Pronunciation

    • IPA(key): /ɑkˈti.noːˌmeː.tər/
    • Audio:(file)
    • Hyphenation: ac‧ti‧no‧me‧ter

    Noun

    actinometer m (plural actinometers, no diminutive)

    1. actinometer [from 19th c.]
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