hydrocolloid
hy·dro·col·loid
noun \ˌhī-drə-ˈkä-ˌlȯid\Definition of HYDROCOLLOID
: a substance that yields a gel with water
— hy·dro·col·loi·dal \-kə-ˈlȯi-dəl, -kä-\ adjective
First Known Use of HYDROCOLLOID
1916
hy·dro·col·loid
noun \-ˈkäl-ˌȯid\ (Medical Dictionary)Medical Definition of HYDROCOLLOID
: any of several substances that yield gels with water (as alginic acid salts, agar, carrageenan, and related polysaccharide gums) and that are used especially as protective colloids and as impression materials in dentistry
—hy·dro·col·loi·dal \-kə-ˈlȯid-əl, -kä-\ (audio pronunciation) adjective
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