Main Entry: ¹pos·i·tive

Pronunciation: \ˈpä-zə-tiv, ˈpäz-tiv\

Function: adjective

Etymology: Middle English, from Anglo-French, from Latin positivus, from positus, past participle of ponere

Date: 14th century

1 a : formally laid down or imposed : prescribed <positive laws> b : expressed clearly or peremptorily <her answer was a positive no> c : fully assured : confident <positive it was her book>
2 a : of, relating to, or constituting the degree of comparison that is expressed in English by the unmodified and uninflected form of an adjective or adverb and denotes no increase or diminution b (1) : independent of changing circumstances : unconditioned <an insurance policy with positive coverage> (2) : relating to or constituting a motion or device that is definite, unyielding, constant, or certain in its action <a positive system of levers> c (1) : incontestable <positive proof> (2) : unqualified <a positive disgrace>
3 a : not fictitious : real <positive social tensions> b : active and effective in social or economic function rather than merely maintaining peace and order <a positive government>
4 a : indicating, relating to, or characterized by affirmation, addition, inclusion, or presence rather than negation, withholding, or absence <took the positive approach and struck a new deal rather than canceling the contract> b : having rendition of light and shade similar in tone to the tones of the original subject <a positive photographic image> c : contributing toward or characterized by increase or progression <take some positive action> <positive cash flow> d : directed or moving toward a source of stimulation <a positive taxis> e : real and numerically greater than zero <+2 is a positive integer>
5 a (1) : being, relating to, or charged with electricity of which the proton is the elementary unit and which predominates in a glass body after being rubbed with silk (2) : having more protons than electrons <a positive ion> b (1) : having higher electric potential and constituting the part from which the current flows to the external circuit <the positive terminal of a discharging storage battery> (2) : being an electron-collecting electrode of an electron tube
6 a : marked by or indicating acceptance, approval, or affirmation <received a positive response> b : affirming the presence especially of a condition, substance, or organism suspected to be present <a positive test for blood>; also : having a test result indicating the presence especially of a condition, substance, or organism <HIV positive>
7 of a lens : converging light rays and forming a real inverted image
8 a : having a good effect : favorable <a positive role model> b : marked by optimism <the positive point of view>

synonyms see sure

— pos·i·tive·ly \-lē, for emphasis often ˌpä-zə-ˈtiv-\ adverb

— pos·i·tive·ness \ˈpä-zə-tiv-nəs, ˈpäz-tiv-\ noun