1. A subset of general mathematics that builds off general principles to calculate limits, derivatives, sequences, and series just to name a few.
2. Calcified plaque that forms on or around a tooth from salt deposits present in salvia. If the plaque is not removed with regular cleaning, the plaque may deteriorate the enamel on a tooth and cause the tooth to decay. Also called tartar.
3. Hardened stone present in the body that may lead to kidney or gallbladder stones.