| 单词 | agonic line |
| 释义 | agonic linenounan imaginary line on the surface of the earth connecting all points at which the declination of the magnetic field of the earth is zero. Origin of agonic lineFirst recorded in 1860–65 Words nearby agonic lineagonal, agone, gone coon, a, a goner, agonic, agonic line, agonist, agonistic, agonize, agonized, agonizing Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for agonic lineagonic line nounan imaginary line on the surface of the earth connecting points of zero magnetic declination 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 agonic lineagonic line [ ā-gŏn′ĭk ] An imaginary line on the Earth's surface connecting points where the magnetic declination is zero. The agonic line is a line of longitude on which a compass will show true north, since where magnetic declination is zero, magnetic north coincides with geographic north. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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