gastrolith

(redirected from Gizzard stone)
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gas·tro·lith

 (găs′trə-lĭth′)
n.
1. A pathological stony mass formed in the stomach; gastric calculus.
2. A small stone found in the stomach of some reptiles, fish, and birds that aids in digestion by helping grind ingested food material.

gastrolith

(ˈɡæstrəlɪθ)
n
(Pathology) pathol a stone in the stomach; gastric calculus

gas•tro•lith

(ˈgæs trə lɪθ)

n.
a calculous concretion in the stomach.
Translations

gas·tro·lith

n. gastrolito, concreción en el estómago.
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References in periodicals archive ?
Typically, gizzard stones account for just over 1 percent of an ostrich's body weight.
Gastroliths are similar to modern birds' gizzard stones, which help grind vegetation and hard-shelled invertebrates into a more easily digested pulp.
Others include footprints, nests, burrows, boreholes, and gastroliths--the gizzard stones that plant-eating dinosaurs swallowed that helped them grind tough vegetation into a more digestible pulp.