elimination

E*lim`i*na"tion, n. Etym: [Cf. F. élimination.] 1. The act of expelling or throwing off; (Physiol.) Defn: the act of discharging or excreting waste products or foreign substances through the various emunctories. 2. (Alg.) Defn: 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. 3. The act of obtaining by separation, or as the result of eliminating; deduction. [See Eliminate, 4.]

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