ˈäpsə̇s noun combining form
Etymology: New Latin, from Greek, from opsis appearance, vision — more at optic
1.
a. : organism resembling or having a part that resembles a (specified) thing — in generic names
Chil opsis
Ampel opsis
b. plural -opses : structure resembling a (specified) thing
cary opsis
2. plural -opses : -opsia