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  1. a white to pale-blue mineral, strontium sulfate, SrSO4, occurring in tabular crystals, the principal ore of strontium.
Also cel·es·tine [sel-i-stin, -stahyn] /ˈsɛl ɪ stɪn, -ˌstaɪn/.

Origin of celestite

1850–55; celest(ine) celestite (< German Zölestin < Latin coelest(is), variant of caelestis celestial + German -in -in2) + -ite1

Celestine I

[sel-uh-stahyn, si-les-tin, -tahyn]
  1. Saint,died a.d. 432, Italian ecclesiastic: pope 422–432.

Celestine II

  1. Guido di Castello, flourished 12th century, Italian ecclesiastic: pope 1143–44.

Celestine III

  1. Giacinto Bobone, died 1198, Italian ecclesiastic: pope 1191–98.

Celestine IV

  1. Godfrey Castiglione, died 1241, Italian ecclesiastic: pope 1241.

Celestine V

  1. SaintPietro di Murrone or Morone, 1215–96, Italian ascetic: pope 1294.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for celestine

Historical Examples

  • Doctor Matheus, as Mlle. Celestine had said, was young and handsome.

    The International Monthly, Volume 3, No. 2, May, 1851


  • "My Lady will see you, sir," said Celestine, breaking in upon his musings.

  • We have never got the right end of that story about the Princess Celestine as yet.

    The Fortunes Of Glencore

    Charles James Lever

  • She is the steamship Celestine, and she is but a little lady.

    Old Junk

    H. M. Tomlinson

  • But I sail tonight, and so the barometer is falling, and I do not know where Celestine will take me.

    Old Junk

    H. M. Tomlinson

British Dictionary definitions for celestine


celestine (ˈsɛlɪstɪn, -ˌstaɪn)

  1. a white, red, or blue mineral consisting of strontium sulphate in orthorhombic crystalline form: a source of strontium compounds. Formula: SrSO 4

Word Origin

C19: from German Zölestin, from Latin caelestis celestial (referring to the blue colour) + -ite 1
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