S: (v) extinguish, eliminate, get rid of, do away with (terminate, end, or take out) "Let's eliminate the course on Akkadian hieroglyphics"; "Socialism extinguished these archaic customs"; "eliminate my debts"
S: (v) cancel out, wipe out (wipe out the effect of something) "The new tax effectively cancels out my raise"; "The `A' will cancel out the `C' on your record"
S: (v) decouple (reduce or eliminate the coupling of (one circuit or part to another))
S: (v) decouple (eliminate airborne shock waves from (an explosive))
S: (v) obliterate (do away with completely, without leaving a trace)