Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to colloidal: colloidal solution, Colloidal silver


1. Chemistry
a. A system in which finely divided particles, which are approximately 1 to 1,000 millimicrons in size, are dispersed within a continuous medium in a manner that prevents them from being filtered easily or settled rapidly.
b. The particulate matter so dispersed.
2. The gelatinous stored secretion of the thyroid gland, consisting mainly of thyroglobulin.
3. Gelatinous material resulting from degeneration in diseased tissue.
Of, relating to, containing, or having the nature of a colloid.

col·loi′dal (kə-loid′l, kŏ-) adj.
col·loi′dal·ly adv.


(Chemistry) of, denoting, or having the character of a colloid
colloidality n


(kəˈlɔɪd l)

pertaining to or of the nature of a colloid: colloidal gold and silver.
col•loi•dal•i•ty (ˌkɒl ɔɪˈdæl ɪ ti) n.
col•loi′dal•ly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.colloidal - of or relating to or having the properties of a colloid
References in periodicals archive ?
This MRRSE study offers a ten-year analysis and forecast for the global Colloidal Metal Particles Market for the period between 2018 and 2028.
Summary: This MRRSE study offers a ten-year analysis and forecast for the global Colloidal Metal Particles Market for the period between 2018 and 2028.
M2 PRESSWIRE-August 19, 2019-: Strategies for Colloidal Stabilization of Nanoparticles for Life Science, 2019 Report
It uses a 400nm to 1,700nm broadband image sensor with colloidal quantum dot (CQD) thin film photodiodes fabricated monolithically on silicon readout wafers.
Despite these hazards, many websites claim that colloidal silver has a range of health benefits, including the ability to prevent certain diseases.
began constructing a new colloidal silica plant at its European flagship manufacturing and R&D center in Worms, Germany.
We're talking about colloidal silver, an ingredient that's been used for medical purposes for centuries.
Request for quotations : Silicon dioxide anhydrous colloidal dioxide
Spheryx's xSight instrument uses Spheryx's patented technology, Total Holographic Characterization (THC), to measure the size, shape and composition of microscopic colloidal particles dispersed in fluid media.
Colloidal photonic crystals have attracted considerable attentions for their applications, such as photonic crystals, optical sensors and display devices [1-5].
According to the company, its proprietary technology uses holographic video microscopy to characterize each particle in colloidal dispersions and multi-component colloidal mixtures, offering unprecedented insights into these materials' characteristics.
A colloidal dispersion is a two-phase system in which one phase--the disperse phase--is dispersed in a second, continuous phase--the dispersion medium--explains Tadros, and either of these phases can be solid, liquid, or gas, so there are many possible combinations.