anisometropia
noun
an·iso·me·tro·pia ˌa-ˌnī-sə-mə-ˈtrō-pē-ə 
: unequal refractive power in the two eyes
anisometropic
ˌa-ˌnī-sə-mə-ˈträ-pik
adjective -ˈtrō-
Word History
Etymology
New Latin, from Greek anisometros of unequal measure (from anis- + metron measure) + New Latin -opia — more at measure
First Known Use
1865, in the meaning defined above
Medical Definition
anisometropia
noun
an·iso·me·tro·pia ˌan-ˌī-sə-mə-ˈtrō-pē-ə
: unequal refractive power in the two eyes