1.NounThe systematic and deliberate destruction of a group of people; typically by killing substantial numbers of them, on the basis of their ethnicity, religion, nationality, or similar grounds. .mw-parser-output .defdate{font-size:smaller}
"A genocide will always be followed by the denial that it ever happened."
2.NounThe systematic suppression of ideas or practices on the basis of cultural or ethnic origin; culturicide.
"linguistic genocide"
3.NounThe elimination of an entire class of monsters by the player in roguelikes.
4.VerbTo commit genocide (against); to eliminate (a group of people) completely.