| 单词 | atto- |
| 释义 | atto-a combining form that enters into compounds denoting a unit one-quintillionth (10−18) the size of the unit named by the stem. Origin of atto-<Danish or Norwegian att(en) eighteen + -o- Words nearby atto-attitudinize, Attius, Attleboro, Attlee, attn., atto-, attolaser, attophysics, attorn, attorney, attorney-at-law Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for atto-atto- prefixdenoting 10 –18attotesla Symbol: a Word Origin for atto-from Norwegian, Danish atten eighteen 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 atto-atto- pref.One quintillionth (10-18):attometer. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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