(redirected from colloidal goiter)
Also found in: Medical.


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 ?
Histopathological examination of thyroid gland confirmed presence of colloidal goiter (Fig.
Pathological examination of the excised glands proved that 15 patients (93.75%) had a colloidal goiter, one case (6.25%) of autoimmune lymphocytic thyroiditis (Hashimoto's disease) and there were no cases of malignancy.
In the thyroid, there were compressive atrophy of the follicular cells due to increase of the colloid (colloidal goiter) and marked deposition of the collagen between the follicles in some areas (Figure 1C, D).