positive
noun
the primary form of an adjective or adverb; denotes a quality without qualification, comparison, or relation to increase or diminution
Synonymspositive degreea 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.
“a positive attitude”
“the reviews were all positive”
persuaded of; very sure
“were convinced that it would be to their advantage to join”
“I am positive he is lying”
involving advantage or good
“a plus (or positive) factor”
Synonymsplusindicating existence or presence of a suspected condition or pathogen
“a positive pregnancy test”
SynonymsconfirmingOppositesnegativeformally laid down or imposed
“positive laws”
Synonymsprescribedimpossible to deny or disprove
“incontrovertible proof of the defendant's innocence”
“proof positive”
of or relating to positivism
“positivist thinkers”
“positivist doctrine”
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”
Oppositesnegativegreater than zero
“positive numbers”
having a positive charge
“protons are positive”
marked by excessive confidence
“an arrogant and cocksure materialist”
“so overconfident and impudent as to speak to the queen”
Source: WordNet 3.1, Princeton University