n. - The act of expelling or throwing off
n. - the act of discharging or excreting waste products or foreign substances through the various emunctories.
n. - Act of causing a quantity to disappear from an equation; especially, in the operation of deducing from several equations containing several unknown quantities a less number of equations containing a less number of unknown quantities.
n. - The act of obtaining by separation, or as the result of eliminating; deduction. [See Eliminate, 4.]