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English definition of “reflection”

reflection

noun  /rɪˈflek·ʃən/ us  

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)
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