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1. Botany A mineral concretion, usually of calcium carbonate, occurring in the epidermal cells of certain plants, such as figs.


1. (Botany) a knoblike deposit of calcium carbonate in the epidermal cells of such plants as the stinging nettle
2. (Pathology) pathol a urinary calculus


(ˈsɪs tl ɪθ)

a knobby concretion of calcium carbonate in the cell walls of some leaves.
cys`to•lith′ic, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cystolith - a calculus formed in the bladdercystolith - a calculus formed in the bladder  
calculus, concretion - a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body; "renal calculi can be very painful"
References in periodicals archive ?
Inflorescences are loose; subtending floral leaves have a sparse covering of sessile glandular trichomes; perigonal bracts have few capitates-talked glandular trichomes and many cystolith trichomes.
Probably odor (which is interconnected with taste) is the only organoleptic factor of interest, although the abrasiveness of the foliage, caused by the presence of cystolith hairs (Fig.
2004) performed cystotomy in a Pomerarian bitch for removing cystolith weighing about 250 g and small cystolith of about 57 g.