alginic acid

noun

al·​gin·​ic acid (ˌ)al-ˈji-nik- How to pronounce alginic acid (audio)
: an insoluble colloidal acid (C6H8O6)n that in the form of its salts is a constituent of the cell walls of brown algae

Examples of alginic acid in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Popular antacids are Gaviscon (alginic acid/sodium bicarbonate/aluminum hydroxide/magnesium carbonate), Mylanta (aluminum hydroxide/magnesium hydroxide), Rolaids (calcium carbonate/magnesium hydroxide), and Tums (calcium carbonate). Patricia Weiser, Pharmd, Verywell Health, 2 Oct. 2024 The team mixed the enzymes into a solution of alginic acid—a carbohydrate derived from algae—and silicates, which gelled into beads. IEEE Spectrum, 12 Dec. 2014

Word History

Etymology

International Scientific Vocabulary algin + -ic entry 1

First Known Use

1884, in the meaning defined above

Time Traveler
The first known use of alginic acid was in 1884

Dictionary Entries Near alginic acid

Cite this Entry

“Alginic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alginic%20acid. Accessed 22 Dec. 2024.

Medical Definition

alginic acid

noun
al·​gin·​ic acid (ˌ)al-ˌjin-ik- How to pronounce alginic acid (audio)
: an insoluble colloidal acid (C6H8O6)n that is obtained from brown seaweeds and is used medically especially to relieve the symptoms (such as burning and erosion) of excess stomach acid
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