sialolithiasis

noun
si·​al·​o·​li·​thi·​a·​sis | \ ˌsī-ə-lō-li-ˈthī-ə-səs How to pronounce sialolithiasis (audio) \
plural sialolithiases\ -​ˌsēz How to pronounce sialolithiases (audio) \

Medical Definition of sialolithiasis

: the formation or presence of a calculus or calculi in a salivary gland