actinometer

play
noun ac·ti·nom·e·ter \ ˌak-tə-ˈnä-mə-tər \

Definition of actinometer

:any of various instruments for measuring the intensity of incident radiation; especially :one in which the intensity of radiation is measured by the speed of a photochemical reaction

actinometric

play \-nō-ˈme-trik\ adjective

actinometry

play \-ˈnä-mə-trē\ noun

First Known Use of actinometer

1833


Medical Dictionary

actinometer

play
noun ac·ti·nom·e·ter \ ˌak-tə-ˈnäm-ət-ər \

medical Definition of actinometer

:any of various instruments for measuring the intensity of incident radiation; especially :one in which the intensity of radiation is measured by the speed of a photochemical reaction

actinometric

play \-nō-ˈme-trik\ adjective

actinometry

play \-ˈnäm-ə-trē\ noun plural actinometries

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