Definition of "bicarbonate" [bi•car•bon•ate]

• The radical group HCO3 or a compound, such as sodium bicarbonate, containing it. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Eight kilometers north of San Miguel, this delightful hotel has, to quote its brochure, "Magic water" - "45 degrees Celsius, crystalline, odorless and potable, rich in bicarbonate of soda, astringent and toning for the skin and relaxing for the nervous system.""
• "Andrew Barnett (1978) says that sodium bicarbonate, which is commonly called baking soda, is a better buffer than lime."
• "This chemical is also commonly called bicarbonate of soda."