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词汇 pseudo-ray
释义

Definition of pseudo-ray in English:

pseudo-ray

noun ˈs(j)uːdə(ʊ)reɪ
  • Optics. A ray with abnormal properties that arises in the course of certain calculations; specifically one that does not obey Snell's law of refraction.

Origin

Late 19th century (in an earlier sense). From pseudo- + ray.

Definition of pseudo-ray in US English:

pseudo-ray

nounˈs(j)uːdə(ʊ)reɪ
  • Optics. A ray with abnormal properties that arises in the course of certain calculations; specifically one that does not obey Snell's law of refraction.

Origin

Late 19th century (in an earlier sense). From pseudo- + ray.

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