positive in WordNet English dictionary

1. marked by excessive confidence
   "an arrogant and cocksure materialist"; "so overconfident and impudent as to speak to the queen"; "the less he knows the more positive he gets"
   cocksure  overconfident  positive 
   
2. persuaded of; very sure
   "were convinced that it would be to their advantage to join"; "I am positive he is lying"; "was confident he would win"
   convinced  positive  confident 
   
3. indicating existence or presence of a suspected condition or pathogen
   "a positive pregnancy test"
   positive  confirming 
   
4. having a positive charge
   "protons are positive"
   positive  electropositive  positively charged 
   
5. impossible to deny or disprove
   "incontrovertible proof of the defendant's innocence"; "proof positive"; "an irrefutable argument"
   incontrovertible  irrefutable  positive 
   
6. involving advantage or good
   "a plus (or positive) factor"
   plus  positive 
   
7. characterized by or displaying affirmation or acceptance or certainty etc.
   "a positive attitude"; "the reviews were all positive"; "a positive benefit"; "a positive demand"
   positive 
   
8. reckoned, situated or tending in the direction which naturally or arbitrarily is taken to indicate increase or progress or onward motion
   "positive increase in graduating students"
   positive 
   
9. of or relating to positivism
   "positivist thinkers"; "positivist doctrine"; "positive philosophy"
   positivist  positivistic  positive 
   
10. formally laid down or imposed
    "positive laws"
    positive  prescribed 
    
11. greater than zero
    "positive numbers"
    positive 
    

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