1. Preventing the formation of calculi or promoting their dissolution. 2. An agent so acting. SYN: anticalculous. [anti- + G. lithos, stone]
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an·ti·lith·ic (an″te-) (an″ti-lithґik) [anti- + lithic] preventing formation of calculi. 2. an agent that prevents formation of calculi.Medical dictionary. 2011.