reflection Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
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Meaning of “reflection” in the English Dictionary

"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 ​reflectivesurface: In ​Greekmythology, Narcissus ​fell in ​love with his own reflection in a ​pool of ​water. He put ​silverfoil around the ​fire to ​increaseheat 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 ​silverfoil around the ​fire to ​increaseheat reflection.
angle of reflection
the ​angle that a ​beam of ​light or other ​energy that is ​reflected from a ​surface makes with a ​linevertical 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 Learner’s Dictionary & Thesaurus © Cambridge University Press)

"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 ​finelydecoratedhome 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 ​imageseen in a ​mirror or other ​shinysurface: 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 ​linevertical to that ​surface.
  • reflection noun (THINKING)

[C/U] carefulthoughts: [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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