eliminate

sense 1: terminate or take out; "Let's eliminate the course on Akkadian hieroglyphics"
eliminate get_rid_of do_away_with

sense 2: do away with
obviate rid_of eliminate

sense 3: kill in large numbers; "the plague wiped out an entire population"
eliminate annihilate extinguish eradicate wipe_out decimate carry_off

sense 4: dismiss from consideration; "John was ruled out as a possible suspect because he had a strong alibi"; "This possibility can be eliminated from our consideration"
rule_out eliminate reject

sense 5: eliminate from the body; "Pass a kidney stone"
excrete egest eliminate pass

sense 6: remove from a contest or race; "The cyclist has eliminated all the competitors in the race"
eliminate

sense 7: math: remove (an unknown variable) from two or more equations
eliminate