
Mirror Image
An image of an object obtained by reflecting it in a mirror so that the signs of one of its coordinates are reversed.
See also
Amphichiral,Chiral,Enantiomer,Handedness,Mirror Pair,Mirror Plane,Mirror Symmetry,Reflection,SymmetryExplore with Wolfram|Alpha

More things to try:
References
Coxeter, H. S. M. and Greitzer, S. L.Geometry Revisited. Washington, DC: Math. Assoc. Amer., p. 87, 1967.Referenced on Wolfram|Alpha
Mirror ImageCite this as:
Weisstein, Eric W. "Mirror Image." FromMathWorld--A Wolfram Resource.https://mathworld.wolfram.com/MirrorImage.html