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Definition of “reflection” - English Dictionary

"reflection" in American English

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reflectionnoun

 us   /rɪˈflek·ʃən/
  • reflection noun (SHOW)

[C] something that shows, expresses, or is a sign of something: Their finely decorated home is a reflection of their good taste. The team’s losses of late seem to be a reflection on the coaching.
  • reflection noun (SEND BACK)

physics [C/U] the return of light, heat, sound, or energy from a surface
[C/U] A reflection is also an image seen in a mirror or other shiny surface: Standing on the dock, we could see the reflection of the sky in the still water.
angle of reflection physics
The angle of reflection is the angle that a beam of light or other energy that is reflected from a surface makes with a line vertical to that surface.
  • reflection noun (THINKING)

[C/U] careful thoughts: [C] Her reflections on life are recorded in her journal. [U] After much reflection, he decided to return to teaching.
(Definition of reflection from the Cambridge Academic Content Dictionary © Cambridge University Press)







"reflection" in British English

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reflectionnoun

uk   /rɪˈflek.ʃən/  us   /rɪˈflek.ʃən/
  • reflection noun (IMAGE)

B2 [C or U] the image of something in a mirror or on any reflective surface: In Greek mythology, Narcissus fell in love with his own reflection in a pool of water. He put silver foil around the fire to increase heat reflection.

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  • reflection noun (SENDING BACK)

[U] specialized physics the return of light, heat, sound, or energy from a surface: He put silver foil around the fire to increase heat reflection.
angle of reflection
the angle that a beam of light or other energy that is reflected from a surface makes with a line vertical to that surface
  • reflection noun (SIGN)

C1 [C usually singular] a sign or result of something: The fact that soldiers are on the streets is a reflection of how terrified the government is.

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(Definition of reflection from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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