A water feature consisting of a shallow pool of water with a reflective surface, undisturbed by fountain jets.

plural of reflecting microscope

present participle of self-reflect

To consider a weighty topic or idea.

(astronomy) A nebula that consists of dust which reflects starlight and appears blue in photographs.

(optics) The angle between the perpendicular and a ray reflected from a surface

plural of angle of reflection

plural of reflection nebula

plural of reflection nebula

simple past tense and past participle of reflect upon