Definitions from Wiktionary ( )

▸ noun:  An automatic response to a simple stimulus which does not require mental processing.
▸ noun:  (linguistics) The descendant of an earlier language element, such as a word or phoneme, in a daughter language.
▸ noun:  (linguistics, rare) The ancestor word corresponding to a descendant.
▸ noun:  The descendant of anything from an earlier time, such as a cultural myth.
▸ noun:  (chiefly photography) Reflection or an image produced by reflection. The light reflected from an illuminated surface to one in shade.
▸ adjective:  Bent, turned back or reflected.
▸ adjective:  Produced automatically by a stimulus.
▸ adjective:  (geometry, of an angle) Having greater than 180 degrees but less than 360 degrees.
▸ adjective:  (painting) Illuminated by light reflected from another part of the same picture.
▸ verb:  (transitive) To bend back or turn back over itself.
▸ verb:  (transitive, obsolete) To reflect (light, sight, etc.).
▸ verb:  (transitive, obsolete) To reflect or mirror (an object), to show the image of.
▸ verb:  (transitive, obsolete) To cast (beams of light) on something.
▸ verb:  To respond to a stimulus.

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