| 单词 | apophyllite |
| 释义 | apophyllite[ uh-pof-uh-lahyt, ap-uh-fil-ahyt ] / əˈpɒf əˌlaɪt, ˌæp əˈfɪl aɪt / nouna hydrous potassium and calcium silicate mineral occurring in white crystals. Origin of apophylliteFirst recorded in 1800–10; apo- + -phyll + -ite1 Words nearby apophylliteapophasis, Apophis, apophony, apophthegm, apophyge, apophyllite, apophysis, apophysitis, apoplast, apoplectic, apoplectiform Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for apophyllite
British Dictionary definitions for apophylliteapophyllite / (əˈpɒfɪˌlaɪt, ˌæpəˈfɪlaɪt) / nouna white, colourless, pink, or green mineral consisting of a hydrated silicate of calcium, potassium, and fluorine in tetragonal crystalline form. It occurs in cracks in volcanic rocks. Formula: KCa 4 (Si 4 O 10) 2 (OH 1 F).8H 2 O Word Origin for apophylliteC19: from French, from apo- + Greek phullon leaf + -ite 1; referring to its tendency to exfoliate 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 |
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