What is the meaning of asserting?

verb

• State categorically.
  • synonyms: assert, asseverate, maintain
• To declare or affirm solemnly and formally as true.
  • usage: "Before God I swear I am innocent"
  • synonyms: affirm, verify, assert, avow, aver, swan, swear
• Insist on having one's opinions and rights recognized.
  • usage: "Women should assert themselves more"
  • synonyms: assert, put forward
• Assert to be true.
  • usage: "The letter asserts a free society"
  • synonyms: insist, assert

adjective

• Relating to the use of or having the nature of a declaration.
  • synonyms: declarative, declaratory