单词 | gradualism |
释义 | gradualism[ graj-oo-uh-liz-uhm ] / ˈgrædʒ u əˌlɪz əm / nounthe principle or policy of achieving some goal by gradual steps rather than by drastic change. Philosophy. a theory maintaining that two seemingly conflicting notions are not radically opposed, but are related by others partaking in varying degrees of the character of both. Biology. a tenet in evolutionary theory maintaining that species evolve slowly and continuously over long periods of geological time.Compare punctuated equilibrium. Origin of gradualismAn Americanism dating back to 1825–35; gradual + -ism OTHER WORDS FROM gradualismgrad·u·al·ist, noun, adjectivegrad·u·al·is·tic, adjectiveWords nearby gradualismgradient post, gradient wind, gradin, gradiometer, gradual, gradualism, gradually, graduand, graduate, graduated, graduated cylinder Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for gradualismBritish Dictionary definitions for gradualismgradualism / (ˈɡrædjʊəˌlɪzəm) / nounthe policy of seeking to change something or achieve a goal gradually rather than quickly or violently, esp in politics the theory that explains major changes in rock strata, fossils, etc in terms of gradual evolutionary processes rather than sudden violent catastrophesCompare catastrophism Derived forms of gradualismgradualist, noun, adjectivegradualistic, adjectiveCollins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cultural definitions for gradualismgradualism The belief that changes in the Earth, such as the development of species, have taken place slowly, without sudden and violent transitions. (Compare punctuated equilibrium and catastrophism.) The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Scientific definitions for gradualismgradualism [ grăj′ōō-ə-lĭz′əm ] The theory that new species evolve from existing species through gradual, often imperceptible changes rather than through abrupt, major changes. The small changes are believed to result in perceptible changes over long periods of time. Compare punctuated equilibrium. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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