What is the meaning of positive?

noun

• The primary form of an adjective or adverb; denotes a quality without qualification, comparison, or relation to increase or diminution.
  • synonyms: positive degree
• A film showing a photographic image whose tones correspond to those of the original subject.

adjective

• Characterized by or displaying affirmation or acceptance or certainty etc..
  • usage: "a positive attitude"; "the reviews were all positive"; "a positive benefit"; "a positive demand"
• Persuaded of; very sure.
  • usage: "were convinced that it would be to their advantage to join"; "I am positive he is lying"; "was confident he would win"
  • synonyms: convinced, confident
• Involving advantage or good.
  • usage: "a plus (or positive) factor"
  • synonyms: plus
• Indicating existence or presence of a suspected condition or pathogen.
  • usage: "a positive pregnancy test"
  • synonyms: confirming
• Formally laid down or imposed.
  • usage: "positive laws"
  • synonyms: prescribed
• Impossible to deny or disprove.
  • usage: "incontrovertible proof of the defendant's innocence"; "proof positive"; "an irrefutable argument"
  • synonyms: incontrovertible, irrefutable
• Of or relating to positivism.
  • usage: "positivist thinkers"; "positivist doctrine"; "positive philosophy"
  • synonyms: positivist, positivistic
• Reckoned, situated or tending in the direction which naturally or arbitrarily is taken to indicate increase or progress or onward motion.
  • usage: "positive increase in graduating students"
• Greater than zero.
  • usage: "positive numbers"
• Having a positive charge.
  • usage: "protons are positive"
  • synonyms: electropositive, positively charged
• Marked by excessive confidence.
  • usage: "an arrogant and cocksure materialist"; "so overconfident and impudent as to speak to the queen"; "the less he knows the more positive he gets"
  • synonyms: cocksure, overconfident