reflexion vs mirror image

reflexion and mirror image both are nouns.

Word	Noun	Adjective	Verb	Adverb
reflexion	Yes	No	No	No
mirror image	Yes	No	No	No

As nouns, reflexion and mirror image are synonyms defined as:

reflexion and mirror image: a likeness in which left and right are reversed

Other synonyms of reflexion include reflection.

reflexion (noun)	mirror image (noun)
the image of something as reflected by a mirror (or other reflective material)	a likeness in which left and right are reversed
the ability to reflect beams or rays
a likeness in which left and right are reversed
a calm, lengthy, intent consideration
a remark expressing careful consideration
expression without words
the phenomenon of a propagating wave (light or sound) being thrown back from a surface