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ordinary ray

Syllabification: or·di·nar·y ray

Definition of ordinary ray in English:

noun

Optics
(In double refraction) the ray that obeys the ordinary laws of refraction.
Example sentences
  • One of the waves, the ordinary ray, travels straight through, with its image remaining stationary when the crystal is turned.

Definition of ordinary ray in:

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Word of the day orthoepy
Pronunciation: ôrˈTHōəpē
noun
the correct or accepted pronunciation of words