reflex

About 7.46 uses per million words.

Meaning

1. noun An automatic response to a simple stimulus which does not require mental processing.
2. noun The descendant of an earlier language element, such as a word or phoneme, in a daughter language.
3. noun The ancestor word corresponding to a descendant.
4. noun The descendant of anything from an earlier time, such as a cultural myth.
5. noun A reflection or an image produced by a reflection; the light reflected from an illuminated surface to one in shade.

   A reflex camera uses a mirror to reflect the image onto a ground-glass viewfinder.

6. adjective Bent, turned back or reflected.
7. adjective Produced automatically by a stimulus.
8. adjective Having greater than 180 degrees but less than 360 degrees.

Similar words

reflexive automatic involuntary physiological reaction instinct habit reaction formative response compensatory

Often followed by

action of is and in arc activity sympathetic actions

Word family

reflex action reflexes reflexly