eversion

ever·sion

noun \i-ˈvər-zhən, -shən\

Definition of EVERSION

1

: the act of turning inside out : the state of being turned inside out <eversion of the eyelid> <eversion of the bladder>

2

: the condition (as of the foot) of being turned or rotated outward—compare inversion 1b

—ever·si·ble \-ˈvər-sə-bəl\ adjective