horror fusionis

(redirected from macular evasion)

hor·ror fu·sio·'nis

simultaneous projection into consciousness of retinal images so different that fusion is impossible.
Synonym(s): macular evasion
[L., dread of intermingling]
Farlex Partner Medical Dictionary © Farlex 2012

horror fusionis

Avoidance of fusion resulting from two retinal images which are so different that they are impossible to fuse. This is often the case in strabismus. Syn. fusion aversion.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann