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Lambert's cosine law

Lambert's cosine law proper noun: a law stating that the radiant intensity or luminous intensity observed from an ideal diffusely reflecting surface or ideal diffuse radiator is directly proportional to the cosine of the angle between the direction of the incident light and the surface normal.

Proper noun

Lambert's cosine law

  1. A law stating that the radiant intensity or luminous intensity observed from an ideal diffusely reflecting surface or ideal diffuse radiator is directly proportional to the cosine of the angle between the direction of the incident light and the surface normal.
    Synonyms:
    cosine emission law, Lambert's law, Lambert's emission law

Synonyms of Lambert's cosine law

Origin of Lambert's cosine law

Named after Johann Heinrich Lambert.

Questions about Lambert's cosine law

What does Lambert's cosine law mean?
Lambert's cosine law means a law stating that the radiant intensity or luminous intensity observed from an ideal diffusely reflecting surface or ideal diffuse radiator is directly proportional to the cosine of the angle between the direction of the incident light and the surface normal.
What part of speech is Lambert's cosine law?
Lambert's cosine law is a proper noun.

Words near Lambert's cosine law in the dictionary

  1. Lambert pine
  2. Lambert pines
  3. Lambert series
  4. Lambert W function
  5. Lambert W functions
  6. Lambert's cosine law
  7. Lambert's cypress
  8. Lambert's cypresses
  9. Lambert's emission law
  10. Lambert's law
  11. Lambert's wren

Source and license

Adapted from Wiktionary: Lambert's cosine law (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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