Definition of natrolite in English:

natrolite

noun

Mineralogy
  • The principal member of the zeolite group of minerals, which usually occurs as slender crystals or fibrous masses and is used in water softeners.

Origin

Early 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From natron + -lite, after German Natrolith.

Pronunciation

natrolite

/ˈnatrəlʌɪt//ˈneɪtrəlʌɪt/