| 单词 | spallation |
| 释义 | spallation[ spaw-ley-shuhn ] / spɔˈleɪ ʃən / noun Physics.a nuclear reaction in which several nucleons are released from the nucleus of an atom. Origin of spallationFirst recorded in 1945–50; spall + -ation Words nearby spallationSpalato, spaldeen, Spalding, spall, Spallanzani, spallation, spallation product, spalpeen, Spam, spambot, spammie Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for spallation
British Dictionary definitions for spallationspallation / (spəˈleɪʃən) / nounphysics a type of nuclear reaction in which a photon or particle hits a nucleus and causes it to emit many other particles or photons Word Origin for spallationC20: from spall + -ation 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 spallationspallation [ spô-lā′shən ] n.A nuclear reaction in which nuclei are bombarded by high-energy particles, causing the liberation of protons and alpha particles. Fragmentation. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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