| 单词 | polycyclic |
| 释义 | polycyclic[ pol-ee-sahy-klik, -sik-lik ] / ˌpɒl iˈsaɪ klɪk, -ˈsɪk lɪk / adjective Chemistry.pertaining to an organic compound containing several atomic rings, usually fused. Origin of polycyclicFirst recorded in 1865–70; poly- + cyclic Words nearby polycyclicpolycrotic, polycrotism, polycrystal, polycrystalline, polyculture, polycyclic, polycyesis, polycystic, polycystic kidney, polycystic liver, polycystic ovary disease Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for polycyclic
British Dictionary definitions for polycyclicpolycyclic / (ˌpɒlɪˈsaɪklɪk) / adjective(of a molecule or compound) containing or having molecules that contain two or more closed rings of atoms biology having two or more rings or whorlspolycyclic shells; a polycyclic stele nouna polycyclic compoundanthracene is a polycyclic 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 polycyclicpolycyclic [ pŏl′ĭ-sī′klĭk, -sĭk′lĭk ] Having two or more atomic rings in a molecule. Steroids are polycyclic compounds. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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