What is the meaning of eliminate?

verb

• Terminate, end, or take out.
  • usage: "Let's eliminate the course on Akkadian hieroglyphics"; "Socialism extinguished these archaic customs"; "eliminate my debts"
  • synonyms: extinguish, get rid of, do away with
• Do away with.
  • synonyms: obviate, rid of
• Kill in large numbers.
  • usage: "the plague wiped out an entire population"
  • synonyms: annihilate, extinguish, eradicate, wipe out, decimate, carry off
• Dismiss from consideration or a contest.
  • usage: "John was ruled out as a possible suspect because he had a strong alibi"; "This possibility can be eliminated from our consideration"
  • synonyms: rule out, winnow out, reject
• Eliminate from the body.
  • usage: "Pass a kidney stone"
  • synonyms: excrete, egest, pass
• Remove from a contest or race.
  • usage: "The cyclist has eliminated all the competitors in the race"
• Remove (an unknown variable) from two or more equations. .