The meaning of REFLECTION is an instance of reflecting; especially : the return of light or sound waves from a surface. How to use reflection in a sentence.

Reflection (physics), a common wave phenomenon Specular reflection, mirror-like reflection of waves from a surface Mirror image, a reflection in a mirror or in water Diffuse reflection, where …

Reflection definition: the act of reflecting, as in casting back a light or heat, mirroring, or giving back or showing an image; the state of being reflected in this way.. See examples of …

REFLECTION meaning: 1. the image of something in a mirror or on any reflective surface: 2. the return of light, heat…. Learn more.

Reflection is the process by which light and heat are sent back from a surface and do not pass through it.

Reflected waves return immediately to their original medium instead of entering the medium they encounter. ♦ According to the law of reflection, the angle of reflection of a reflected wave is …

There are 22 meanings listed in OED's entry for the noun reflection, five of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Reflection comes from the Latin reflectere, made up of the prefix re-, "back," and flectere, "to bend." So it's bending something back: your reflection in the mirror is the light waves that …

Oct 13, 2025 · reflection, abrupt change in the direction of propagation of a wave that strikes the boundary between different mediums. At least part of the oncoming wave disturbance remains …

Definition of reflection noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.