In a reflective manner; meditatively.

(physics) The ratio of the flux reflected to that incident on a surface.

plural of reflectance

simple past tense and past participle of self-reflect

simple past tense and past participle of reflect upon

A telescope which produces a magnified image by reflecting light through a series of mirrors housed in a tube, using a large curved mirror to gather the light and one or more additional mirrors to transmit the light to an eyepiece.

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

Alternative form of on reflection

An astronomical instrument for measuring angles, like the sextant or Hadley's quadrant, by the reflection of light from two plane mirrors which it carries, and differing from the sextant chiefly in having an entire circle.

plural of reflecting circle