What is the meaning of contention?

noun

• A point asserted as part of an argument.
• A contentious speech act; a dispute where there is strong disagreement.
  • usage: "they were involved in a violent argument"
  • synonyms: controversy, contestation, disputation, disceptation, tilt, argument, arguing
• The act of competing as for profit or a prize.
  • usage: "the teams were in fierce contention for first place"
  • synonyms: competition, rivalry