Definitions
1.nounA bond or link signifying union.
2.nounAny symbol used to group some of the terms in an expression, indicating that that part of the calculation should be done before other parts.
3.nounA horizontal line over the top of some of the terms in an expression, indicating that that part of the calculation is to be done before other parts.
4.nounSpecifically, the horizontal line between the numerator and denominator in a fraction.
5.nounA ligament that limits the movement of an organ or part.