| 单词 | positive |
| 释义 | positive (once / 124 pages) 1adj 2adjn 3adj 4adj 5adj 6n In the simplest sense, positive means good — or the opposite of negative. If you have a positive attitude about homework, for example, you're more likely to get positive feedback on your report card. Keeping track of positive's many meanings can be positively confusing. For starters, if you're positive about something, you're totally sure. In math, any quantity greater than zero is positive. In medicine, a positive result on a test indicates the presence of a disease. And that isn't a very positive experience for anyone. WORD FAMILYpositive: positively, positiveness, positives, positivism, positivity+/positivism: positivist, positivistic/positivist: positivists USAGE EXAMPLESRollins still needs to undergo more tests, but “everything is progressing in a positive manner,” McCarthy said. Washington Times(Jan 02, 2017) The early signs were far from positive for the defending champion, who looked very rusty as world No63 won the opening four games. The Guardian(Jan 02, 2017) The quarantine began in a barn where two horses tested positive last week. Washington Times(Jan 02, 2017) 1 1adj characterized by or displaying affirmation or acceptance or certainty etc. a positive attitude the reviews were all positive a positive benefit a positive demand Syn|Ant affirmative, affirmatory affirming or giving assent constructiveconstructing or tending to construct or improve or promote development optimisticexpecting the best in this best of all possible worlds affirmative, optimisticexpecting the best constructiveemphasizing what is laudable or hopeful or to the good supportivefurnishing support or assistance negative characterized by or displaying negation or denial or opposition or resistance; having no positive features neutralpossessing no distinctive quality or characteristics destructivecausing destruction or much damage pessimisticexpecting the worst possible outcome antagonistic, counterindicating opposition or resistance perversemarked by a disposition to oppose and contradict neutralised, neutralizedmade neutral in some respect; deprived of distinctive characteristics viewlessnot having or expressing opinions or views unsupportivenot furnishing support or assistance 2adj persuaded of; very sure I am positive he is lying Syn confident, convinced certain, sure having or feeling no doubt or uncertainty; confident and assured 3adj impossible to deny or disprove proof positive Syn incontrovertible, irrefutable undeniable not possible to deny 4adj marked by excessive confidence 2the less he knows the more positive he gets Syn cocksure, overconfident confident having or marked by confidence or assurance 1adj 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 Ant negative reckoned in a direction opposite to that regarded as positive 2adj greater than zero positive numbers Syn plus on the positive side or higher end of a scale 3adj indicating existence or presence of a suspected condition or pathogen a positive pregnancy test Syn|Ant confirming Gram-positive (of bacteria) being or relating to a bacterium that retains the violet stain used in Gram's method disconfirming, negative not indicating the presence of microorganisms or disease or a specific condition Gram-negative(of bacteria) being of or relating to a bacterium that does not retain the violet stain used in Gram's method 4adj having a positive charge protons are positive Syn electropositive, positively charged charged of a particle or body or system; having a net amount of positive or negative electric charge 5n the primary form of an adjective or adverb; denotes a quality without qualification, comparison, or relation to increase or diminution 3Syn|Hyper positive degree adjective a word that expresses an attribute of something adverba word that modifies something other than a noun adj involving advantage or good 4Syn plus advantageous giving an advantage adj formally laid down or imposed 5positive laws Syn prescribed formal being in accord with established forms and conventions and requirements (as e.g. of formal dress) adj of or relating to positivism 6positive philosophy Syn positivist, positivistic n a film showing a photographic image whose tones correspond to those of the original subject Hyper film, photographic film photographic material consisting of a base of celluloid covered with a photographic emulsion; used to make negatives or transparencies |
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