bicarbonate

noun

bi·​car·​bon·​ate (ˌ)bī-ˈkär-bə-ˌnāt 

-nət

: an acid carbonate

Examples of bicarbonate in a Sentence

Recent Examples on the Web

As a result, blood bicarbonate levels during the cycling test were a little lower in the new study, which might explain the differences. — Alex Hutchinson, Outside, 25 Feb. 2026

Indeed, trace amounts of calcium, magnesium or bicarbonate can support bone health, muscle function and proper pH balance. — Daryl Austin, USA Today, 26 Sep. 2025

The company’s platform is intended to support the use of potassium bicarbonate, which could reduce energy requirements and lower overall capture costs. — Alexandra Harrell, Footwear News, 14 May 2026

In human blood, CO2 is converted into bicarbonate, which at normal concentrations serves an important role in maintaining healthy pH levels. — Devika Rao, TheWeek, 5 Mar. 2026

Word History

Etymology

International Scientific Vocabulary

First Known Use

1814, in the meaning defined above

Phrases Containing bicarbonate

• bicarbonate of soda
• sodium bicarbonate

Kids Definition

bicarbonate

noun

bi·​car·​bon·​ate (ˈ)bī-ˈkär-bə-ˌnāt 

-nət

: an acid carbonate

Medical Definition

bicarbonate

noun

bi·​car·​bon·​ate (ˈ)bī-ˈkär-bə-ˌnāt, -nət 

: an acid carbonate