colloidal

[ kuh-loid-l ]

/ kəˈlɔɪd l /

pertaining to or of the nature of a colloid: colloidal gold and silver.

Origin of colloidal

First recorded in 1860–65; colloid + -al¹

col·loi·dal·i·ty

[kol-oi-dal-i-tee] /ˌkɒl ɔɪˈdæl ɪ ti/, noun col·loi·dal·ly, adverb non·col·loi·dal, adjective sem·i·col·loi·dal, adjective

A certain property of colloidal substances comes into play most opportunely in assisting diffusive preparations.

Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I |Arnold Cooley
The eyeball is a structure of colloidal humors and membranes, and of nothing else.

Grappling with the Monster |T. S. Arthur
Suppose, for instance, that the molecules of a colloidal solution are aggregated into groups of ten.

The Mechanism of Life |Stphane Leduc
It consists of a vessel of porous porcelain, the pores of which are filled with a colloidal solution of ferrocyanide of copper.

The Mechanism of Life |Stphane Leduc

Neuberg and Caspari were at first of the belief that the compounds produced by them circulate in colloidal form.

The Propaganda for Reform in Proprietary Medicines, Vol. 2 of 2 |Various

colloidal

/ (ˌkɒˈlɔɪdəl) /

of, denoting, or having the character of a colloid

colloidality (ˌkɒlɔɪˈdælɪtɪ), noun