Word of the Day Nephrolithotomy December 29, 2016 by GµårÐïåñ Nephrolithotomyneph·ro·li·thot·o·my\-li-ˈthät-ə-mē\Noun :Medicalthe surgical operation of removing a calculus from the kidney.Forms:nephrolithotomies (plural)Merriam-WebsterWOD 0.5.n16