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单词 photics
释义

Definition of photics in English:

photics

noun ˈfəʊtɪks
rare

  • The branch of science concerned with the properties and phenomena of light (distinguished from optics when that term is used in relation to sight). Formerly also: (collect. plural) †devices and apparatus for providing illumination (obsolete).

Origin

Mid 19th century; earliest use found in Robert Mayne (1808–1868). From photic: see -ic.

Definition of photics in US English:

photics

nounˈfəʊtɪks
rare

  • The branch of science concerned with the properties and phenomena of light (distinguished from optics when that term is used in relation to sight). Formerly also: (collect. plural) †devices and apparatus for providing illumination (obsolete).

Origin

Mid 19th century; earliest use found in Robert Mayne (1808–1868). From photic: see -ic.
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更新时间：2025/1/15 9:30:20