noun

• The act of eliminating, expelling or throwing off.
• The act of excluding a losing contestant from a match, tournament, or other competition.
• (television) The act of voting off or throwing off a contestant in a reality television competition.
• (biology) The act of discharging or excreting waste products or foreign substances through the various emunctories.
• (mathematics) The 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.
• (logic) The act of obtaining by separation, or as the result of eliminating; deduction.
• (accounting) The act of recording amounts in a consolidation statement to remove the effects of inter-company transactions.