[ buh-rahy-tuh ]
/ bəˈraɪ tə /

noun Chemistry.

Also called calcined baryta, barium oxide, barium monoxide, barium protoxide. a white or yellowish-white poisonous solid, BaO, highly reactive with water: used chiefly as a dehydrating agent and in the manufacture of glass.
Also called caustic baryta, barium hydroxide, barium hydrate. the hydroxide, hydrated form of this compound, Ba(OH)2⋅8H2O, used chiefly in the industrial preparation of beet sugar and for refining animal and vegetable oils.

Nearby words

  1. baryon number,
  2. baryonic,
  3. baryshnikov,
  4. baryshnikov, mikhail,
  5. barysphere,
  6. baryta water,
  7. barytes,
  8. barytic,
  9. barytocalcite,
  10. baryton

Origin of baryta

1800–10; < New Latin, equivalent to bary- (< Greek barýs heavy) + -ta (< Greek -(i)tēs -ite1)

Related formsba·ryt·ic [buh-rit-ik] /bəˈrɪt ɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for baryta

British Dictionary definitions for baryta


/ (bəˈraɪtə) /


another name for barium oxide, barium hydroxide
Derived Formsbarytic (bəˈrɪtɪk), adjective

Word Origin for baryta

C19: New Latin, from Greek barutēs weight, from barus heavy

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