rĕlĕvātĭo — Lewis & Short
rĕlĕvātĭo, ōnis, f.id..
I = e)naiw/rhma (Hippoc.), scum:
ut urina nullam faciat relevationem,Cael. Aur. Tard. 5, 3, 55. —
II A lightening, alleviation, relief (postclass. and very rare):
oneris,Front. Ep. ad M. Caes. 4, 13.—Absol. (opp. gravatio), Cael. Aur. Tard. 5, 10, 96; Octav. Hor. 1, 9.