alginic acid

American  

[al-jin-ik] / ælˈdʒɪn ɪk /

noun

Chemistry.

1. an insoluble, colloidal acid, (C 6 H 8 O6 ) n , found in the cell walls of various kelps, especially brown kelps, known chiefly in the form of its salts, and used as a thickening or stabilizing agent in foodstuffs, especially ice cream, and for sizing paper.

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alginic acid British  

/ ælˈdʒɪnɪk /

noun

1. a white or yellowish powdery polysaccharide having marked hydrophilic properties. Extracted from kelp, it is used mainly in the food and textile industries and in cosmetics and pharmaceuticals. Formula: (C 6 H 8 O 6 ) n ; molecular wt: 32 000–250 000

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Etymology

Origin of alginic acid

First recorded in 1885–90; algin + -ic

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Example Sentences

See Examples For:

alginic acid

Alginate, also known as alginic acid, is widely utilized in various industries, including food and medicine, for its ability to create viscous products.

From Science Daily ● Mar. 25, 2024

The Laminaria is first extracted with water, and the residue with sodium carbonate; the filtrate is acidified with hydrochloric acid and the precipitated alginic acid washed and bleached.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" by Various

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