opposable

adj.

可反对的；

1. Having four feet with opposable first digits, as primates other than human beings.
   四足如手的有四足和与其他脚趾相对的第一个足趾的; 如除人类以外的灵长类动物

Non-opposable triphalangeal thumb in an Italian family.
MULTI-USER, OPPOSABLE VIEWING ANGLE DISPLAY SCREEN
Multi-user, opposable viewing angle display screen
The non-opposable triphalangeal thumb: a new technique of management
Familial opposable triphalangeal thumbs associated with duplication of the big toes.
Microsurgical reconstruction of opposable digits in mutilating hand injuries.
Trapezio-metacarpal arthritis: The price of an opposable thumb!
Microvascular double toe transfer for opposable digits--case report and rationale for treatment
Osteoplastic thumb ray restoration with or without secondary toe transfer for reconstruction of opposable basic hand function.
Ungual asymmetry in the context of pedal symmetry in Ailuronyx (Reptilia Gekkonidae): modification for an opposable grip