| 单词 | tropic |
| 释义 | tropic[ trop-ik ] / ˈtrɒp ɪk / SEE SYNONYMS FOR tropic ON THESAURUS.COM nounGeography.
Astronomy. either of two circles on the celestial sphere, one lying in the same plane as the tropic of Cancer, the other in the same plane as the tropic of Capricorn. adjectiveof, pertaining to, characteristic of, or occurring in the tropics; tropical: romance under the tropic skies of Old Mexico. Origin of tropic1350–1400; Middle English <Latin tropicus<Greek tropikós pertaining to a turn, equivalent to tróp(os) turn + -ikos-ic OTHER WORDS FROM tropicnon·trop·ic, adjectiveun·trop·ic, adjectiveDefinition for tropic (2 of 2)-tropic a combining form with the meanings “turned toward, with an orientation toward” that specified by the initial element (geotropic), “having an affinity for, affecting” what is specified (lipotropic; neurotropic; psychotropic), “affecting the activity of, maintaining” a specified organ (gonadotropic). Compare -trophic. Origin of -tropicsee origin at tropic Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for tropic (1 of 2)tropic / (ˈtrɒpɪk) / noun(sometimes capital) either of the parallel lines of latitude at about 23 1/2 °N (tropic of Cancer) and 23 1/2 °S (tropic of Capricorn) of the equator the tropics (often capital) that part of the earth's surface between the tropics of Cancer and Capricorn; the Torrid Zone astronomy either of the two parallel circles on the celestial sphere having the same latitudes and names as the corresponding lines on the earth adjectivea less common word for tropical Word Origin for tropicC14: from Late Latin tropicus belonging to a turn, from Greek tropikos, from tropos a turn; from the ancient belief that the sun turned back at the solstices British Dictionary definitions for tropic (2 of 2)-tropic adj combining formturning or developing in response to a certain stimulusheliotropic Word Origin for -tropicfrom Greek tropos a turn; see trope 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 Medical definitions for tropic-tropic suff.Affecting or attracted to something specified:gonadotropic. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for tropictropic [ trŏp′ĭk ] Either of the two parallels of latitude representing the points farthest north and south at which the Sun can shine directly overhead. The northern tropic is the Tropic of Cancer and the southern one is the Tropic of Capricorn. tropics. The region of the Earth lying between these latitudes. The tropics are generally the warmest and most humid region of the Earth. Also called Torrid Zone The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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