zeolite

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun any of a family of glassy minerals analogous to feldspar containing hydrated aluminum silicates of calcium or sodium or potassium; formed in cavities in lava flows and in plutonic rocks

Etymology

From Swedish zeolit, and its source, New Latin zeolites, from Ancient Greek ζέω (zéō, “to boil, bubble”) + -lite.

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