hydrocolloid

[hahy-druh-kol-oid]

noun

a substance that forms a colloid when combined with water.

Origin of hydrocolloid

First recorded in 1925–30; hydro-¹ + colloid

Related formshy·dro·col·loi·dal

[hahy-droh-kuh-loid-l] /ˌhaɪ droʊ kəˈlɔɪd l/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

hydrocolloid in Medicine

hydrocolloid

[hī′drə-kŏl′oid′]

n.

A substance that forms a gel with water.
Such a substance used to take dental impressions, especially one derived from marine kelp.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.