positive

[ poz-i-tiv ]
See synonyms for: positivepositivespositiveness on Thesaurus.com

adjective
  1. explicitly stated, stipulated, or expressed: a positive acceptance of the agreement.

  2. admitting of no question: positive proof.

  1. stated; express; emphatic: a positive denial.

  2. confident in opinion or assertion; fully assured: He is positive that he will win the contest.

  3. overconfident or dogmatic: The less he knows, the more positive he gets.

  4. without relation to or comparison with other things; not relative or comparative; absolute.

  5. Informal. downright; out-and-out: She's a positive genius.

  6. determined by enactment or convention; arbitrarily laid down: positive law.

  7. emphasizing what is laudable, hopeful, or to the good; constructive: a positive attitude toward the future; positive things to say about a painting.

  8. encouraging or noting a healthy or balanced outlook toward something, especially toward sex and sexuality (used in combination):sex-positive attitudes;the body-positive movement;a gay-positive movie.

  9. not speculative or theoretical; practical: a positive approach to the problem.

  10. possessing an actual force, being, existence, etc.

  11. Philosophy.

    • constructive and sure, rather than skeptical.

    • concerned with or based on matters of experience: positive philosophy.

  12. showing or expressing approval or agreement; favorable: a positive reaction to the speech.

  13. consisting in or characterized by the presence or possession of distinguishing or marked qualities or features (opposed to negative): Light is positive, darkness negative.

  14. noting the presence of such qualities, as a term.

  15. measured or proceeding in a direction assumed as beneficial, progressive, or auspicious: a positive upturn in the stock market.

  16. Electricity.

    • of, relating to, or characterized by positive electricity.

    • indicating a point in a circuit that has a higher potential than that of another point, the current flowing from the point of higher potential to the point of lower potential.

  17. of, relating to, or noting the north pole of a magnet.

  18. Chemistry. (of an element or group) tending to lose electrons and become positively charged; basic.

  19. Grammar. being, noting, or pertaining to the initial degree of the comparison of adjectives and adverbs, as the positive form good.: Compare comparative (def. 4), superlative (def. 2).

  20. Medicine/Medical.

    • (of blood, affected tissue, etc.) indicating the presence of a specified medical condition or substance:Her urine was positive for opiates.

    • (of a diagnostic test) indicating the presence of the medical condition or substance tested for:a positive test for tuberculosis.

    • (of a person) diagnosed as having a specified medical condition, or having a specified substance in the body (often used in combination):He's HIV positive.She tested positive for lupus.

  21. Biochemistry. Rh factor.

  22. Mathematics. noting a quantity greater than zero.

  23. (of government) assuming control or regulation of activities beyond those involved merely with the maintenance of law and order.

  24. Biology. oriented or moving toward the focus of excitation: a positive tropism.

  25. Photography. denoting a print or transparency showing the brightness values as they are in the subject.

  26. Machinery. noting or pertaining to a process or machine part having a fixed or certain operation, especially as the result of elimination of play, free motion, etc.: positive lubrication.

noun
  1. something positive.

  2. a positive quality or characteristic.

  1. a positive quantity or symbol.

  2. a positive test result:The athlete was disqualified from competing because his drug test came back a positive.

  3. Grammar.

    • the positive degree.

    • a form in the positive, as good or smooth.

  4. Photography. a positive image, as on a print or transparency.

Origin of positive

1
First recorded in 1250–1300; from Latin positīvus; replacing Middle English positif, from Middle French, from Latin, as above. See posit, -ive

Other words for positive

Opposites for positive

Other words from positive

  • pos·i·tive·ness, noun
  • o·ver·pos·i·tive, adjective
  • o·ver·pos·i·tive·ly, adverb
  • o·ver·pos·i·tive·ness, noun
  • qua·si-pos·i·tive, adjective
  • qua·si-pos·i·tive·ly, adverb
  • su·per·pos·i·tive, adjective
  • su·per·pos·i·tive·ly, adverb
  • su·per·pos·i·tive·ness, noun
  • un·pos·i·tive, adjective
  • un·pos·i·tive·ly, adverb
  • un·pos·i·tive·ness, noun

Words Nearby positive

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use positive in a sentence

British Dictionary definitions for positive

positive

/ (ˈpɒzɪtɪv) /


adjective
  1. characterized by or expressing certainty or affirmation: a positive answer

  2. composed of or possessing actual or specific qualities; real: a positive benefit

  1. tending to emphasize what is good or laudable; constructive: he takes a very positive attitude when correcting pupils' mistakes

  2. tending towards progress or improvement; moving in a beneficial direction

  3. philosophy

    • constructive rather than sceptical

    • (of a concept) denoting the presence rather than the absence of some property

  4. independent of circumstances; absolute or unqualified

  5. (prenominal) informal (intensifier): a positive delight

  6. maths

    • having a value greater than zero: a positive number

    • designating, consisting of, or graduated in one or more quantities greater than zero: positive direction

  7. maths

    • measured in a direction opposite to that regarded as negative

    • having the same magnitude as but opposite sense to an equivalent negative quantity

  8. grammar denoting the usual form of an adjective as opposed to its comparative or superlative form

  9. biology indicating movement or growth towards a particular stimulus

  10. physics

    • (of an electric charge) having an opposite polarity to the charge of an electron and the same polarity as the charge of a proton

    • (of a body, system, ion, etc) having a positive electric charge; having a deficiency of electrons: a positive ion

    • (of a point in an electric circuit) having a higher electric potential than some other point with an assigned zero potential

  11. short for electropositive

  12. (of a lens) capable of causing convergence of a parallel beam of light

  13. med (of the results of an examination or test) indicating the existence or presence of a suspected disorder or pathogenic organism

  14. med (of the effect of a drug or therapeutic regimen) beneficial or satisfactory

  15. short for Rh positive

  16. (of a machine part) having precise motion with no hysteresis or backlash

  17. mainly US (of a government) directly involved in activities beyond the minimum maintenance of law and order, such as social welfare or the organization of scientific research

  18. economics of or denoting an analysis that is free of ethical, political, or value judgments

  19. astrology of, relating to, or governed by the group of signs of the zodiac that belong to the air and fire classifications, which are associated with a self-expressive spontaneous nature

noun
  1. something that is positive

  2. maths a quantity greater than zero

  1. photog a print or slide showing a photographic image whose colours or tones correspond to those of the original subject

  2. grammar the positive degree of an adjective or adverb

  3. a positive object, such as a terminal or plate in a voltaic cell

  4. music

    • Also called: positive organ a medieval nonportable organ with one manual and no pedals: Compare portative organ

    • a variant spelling of positif

Origin of positive

1
C13: from Late Latin positīvus positive, agreed on an arbitrary basis, from pōnere to place

Derived forms of positive

  • positiveness or positivity, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for positive

positive

[ pŏzĭ-tĭv ]


  1. Greater than zero.

  2. Having an electric charge or voltage greater than zero.

  1. Indicating the presence of a disease, condition, or organism, as a diagnostic test.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.