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optics Syllabification: op·tics
Pronunciation: /ˈäptiks/

Definition of optics in English:

plural noun

[usually treated as singular]
1The scientific study of sight and the behavior of light, or the properties of transmission and deflection of other forms of radiation.
Example sentences
  • In applied mathematics he studied optics, electricity, telegraphy, capillarity, elasticity, thermodynamics, potential theory, quantum theory, theory of relativity and cosmology.
  • Regrettably, fluid dynamics is not well covered in standard physics curricula, but the ideas have natural connections to basic conservation laws, optics, and quantum mechanics.
  • Modern scholarship has not seriously affected his stature in the fields of mathematics, dynamics, celestial mechanics, astronomy, optics, natural philosophy, or cosmology.
2chiefly North American (Typically in a political context) the way in which an event or course of action is perceived by the public: the issue itself is secondary to the optics of the Democrats opposing this administration in a high-profile way
More example sentences
  • They had no clue about the optics of the situation.
  • With a federal election on the horizon, optics are everything.
  • However the optics of such a venture are worrisome for McPhail.
Definition of optics in:
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