:explicitly stated, stipulated, or expressed: a positive acceptance of the agreement.
:admitting of no question: positive proof.
:stated; express; emphatic: a positive denial.
:confident in opinion or assertion; fully assured: He is positive that he will win the contest.
:overconfident or dogmatic: The less he knows, the more positive he gets.
:without relation to or comparison with other things; not relative or comparative; absolute.
:Informal. downright; out-and-out: She's a positive genius.
:determined by enactment or convention; arbitrarily laid down: positive law.
:emphasizing what is laudable, hopeful, or to the good; constructive: a positive attitude toward the future; positive things to say about a painting.
:encouraging or noting a healthy or balanced outlook toward something, especially toward sex and sexuality:sex-positive attitudes;the body-positive movement;a gay-positive movie.
:not speculative or theoretical; practical: a positive approach to the problem.
possessing an actual force, being, existence, etc.
:Philosophy. constructive and sure, rather than skeptical.concerned with or based on matters of experience: positive philosophy.
:showing or expressing approval or agreement; favorable: a positive reaction to the speech.
:consisting in or characterized by the presence or possession of distinguishing or marked qualities or features: Light is positive, darkness negative.
:noting the presence of such qualities, as a term.
:measured or proceeding in a direction assumed as beneficial, progressive, or auspicious: a positive upturn in the stock market.
: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.
:of, relating to, or noting the north pole of a magnet.
:Chemistry. tending to lose electrons and become positively charged; basic.
:Grammar. being, noting, or pertaining to the initial degree of the comparison of adjectives and adverbs, as the positive form good.Compare comparative, superlative.
:Medicine/Medical. indicating the presence of a specified medical condition or substance:Her urine was positive for opiates. indicating the presence of the medical condition or substance tested for:a positive test for tuberculosis. diagnosed as having a specified medical condition, or having a specified substance in the body:He's HIV positive.She tested positive for lupus.
:Biochemistry. Rh factor.
:Mathematics. noting a quantity greater than zero.
: assuming control or regulation of activities beyond those involved merely with the maintenance of law and order.
:Biology. oriented or moving toward the focus of excitation: a positive tropism.
:Photography. denoting a print or transparency showing the brightness values as they are in the subject.
: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.
n.名词 noun
1
:something positive.
:a positive quality or characteristic.
:a positive quantity or symbol.
:a positive test result:The athlete was disqualified from competing because his drug test came back a positive.
:Grammar. the positive degree.a form in the positive, as good or smooth.
:Photography. a positive image, as on a print or transparency.