a film showing a photographic image whose tones correspond to those of the original subject
formally laid down or imposed; "positive laws"
characterized by or displaying affirmation or acceptance or certainty etc.; "a positive attitude"; "the reviews were all positive"; "a positive benefit"; "a positive demand"
greater than zero; "positive numbers"
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"
indicating existence or presence of a suspected condition or pathogen; "a positive pregnancy test"
having a positive electric charge; "protons are positive"
not changeable or subject to change; "a fixed and unchangeable part of the germ plasm"-Ashley Montagu; "the unchangeable seasons"; "one of the unchangeable facts of life"
marked by unjust severity or arbitrary behavior; "the oppressive government"; "oppressive laws"; "a tyrannical parent"; "tyrannous disregard of human rights"
weighing heavily on the senses or spirit; "the atmosphere was oppressive"; "oppressive sorrows"
the quality of being difficult; "they agreed about the difficulty of the climb"
a factor causing trouble in achieving a positive result or tending to produce a negative result; "serious difficulties were encountered in obtaining a pure reagent"
a condition or state of affairs almost beyond one's ability to deal with and requiring great effort to bear or overcome; "grappling with financial difficulties"