abaxial
or carrying animals (such as birds)
: a barred cell for confining prisoners
: a fenced area for prisoners of war
: a framework serving as support //the steel cage of a skyscraper
: an enclosure resembling a cage in form or purpose //a cashier's cage
: an arrangement of atoms or molecules so bonded as to enclose a space in which another atom or ion (as of a metal) can reside