different between crystal vs illite

English

Alternative forms

• crystall (obsolete)
• chrystal (obsolete)

Etymology

From Middle English crystal, cristal, cri?stall, from Old English cristalla (“crystal”), a borrowing from Latin crystallum (“crystal, ice”) (later reinforced from Anglo-Norman cristall and Middle French cristal, from Latin crystallum), from Ancient Greek ?????????? (krústallos, “clear ice”), from ????? (krúos, “frost”), from the Proto-Indo-European *krus-, *kru- (“hard, hard outer surface, crust”).

Pronunciation

• enPR: kr?s?t?l, IPA^(key): /?k??st?l/

Noun

crystal (countable and uncountable, plural crystals)

1. (countable) A solid composed of an array of atoms or molecules possessing long-range order and arranged in a pattern which is periodic in three dimensions.

   Synonym: grain

   Antonyms: amorphous, glass

2. (countable) A piece of glimmering, shining mineral resembling ice or glass.
3. (uncountable) A fine type of glassware, or the material used to make it.
4. (uncountable, slang) Crystal meth: methamphetamine hydrochloride.
5. The glass over the dial of a watch case.

Derived terms

Descendants

• ? Japanese: ????? (kurisutaru)

Translations

Adjective

crystal (not comparable)

1. Very clear.

   "Do I make myself clear?" / "Crystal."

References

• Douglas Harper (2001–2021) , “crystal”, in Online Etymology Dictionary

English

Etymology

Illinois, USA, +? -ite.

Noun

illite (countable and uncountable, plural illites)

1. (mineralogy) A micaceous phyllosilicate clay mineral with aggregates of grey or white monoclinic crystals.

Synonyms

• hydromica
• hydromuscovite

Translations

Further reading

• David Barthelmy (1997–2021) , “Illite”, in Webmineral Mineralogy Database
• “illite”, in Mindat.org?^[1], Hudson Institute of Mineralogy, 2000–2021.

Anagrams

• Tillie

French

Noun

illite f (plural illites)

1. (mineralogy) illite

Italian

Noun

illite f (plural illiti)

1. (mineralogy) illite

Latin

Participle

illite

1. vocative masculine singular of illitus