| 单词 | zeolite |
| 释义 | Word Frequency zeolite(ˈziːəˌlaɪt) noun 1. any of a large group of glassy secondary minerals consisting of hydrated aluminium silicates of calcium, sodium, or potassium: formed in cavities in lava flows and plutonic rocks 2. any of a class of similar synthetic materials used in ion exchange and as selective absorbents molecular sieve Derived forms zeolitic (ˌziːəˈlɪtɪk) adjective Word origin c18: zeo-, from Greek zein to boil + -lite; from the swelling up that occurs under the blowpipe |
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