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 is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated. Common examples include the …

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

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 used in a …

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 bounce your image …

If you say that something is a reflection of a particular person's attitude or of a situation, you mean that it is caused by that attitude or situation and therefore reveals something about 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 equal to …

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.

On/Upon reflection [=after thinking about it], I decided to accept their offer. The book features the writer's reflections on America and its people.

3 days ago · reflection (countable and uncountable, plural reflections) The act of reflecting or the state of being reflected. The property of a propagated wave being thrown back from a surface (such as a …