geophagy

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geophagia

 [je″o-fa´jah]
the habit of eating clay or earth, a form of pica.

geophagy

(jē-ŏf′ə-jē)
n.
The eating of earthy substances, such as clay or chalk, practiced among various peoples as a custom or for dietary or subsistence reasons.

ge·oph′a·gism n.
ge·oph′a·gist n.
The consumption of dirt—e.g., mud or clay—a former practice in many cultures, regionally extant in the southern US

geophagy

Clay-eating The consumption of dirt–eg, mud or clay, a former practice in many cultures, regionally extant in the southern US

ge·o·pha·gi·a

, geophagism , geophagy (jē'ŏ-fā'jē-ă, jē-of'ă-jizm, -of'ă-jē)
The practice of eating dirt or clay.
Synonym(s): dirt-eating.
[geo- + G. phagō, to eat]

ge·o·pha·gi·a

, geophagism , geophagy (jē'ŏ-fā'jē-ă, jē-of'ă-jizm, -of'ă-jē)
Eating dirt or clay.
[geo- + G. phagō, to eat]
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References in periodicals archive ?
The practice of clay eating could easily have been learnt by observing the geophagous behaviour of a whole range of other animals, or may have been a pre-human condition.
Geophagous behavior by deer in the park is presumably driven by the elevated concentrations of sodium in roadside soils that result from the application of de-icing salt on park roads, applied at a rate of about 200 tons/yr averaged over the period 1988-1997.
Topoliantz S, Ponge JF (20036) Burrowing activity of the geophagous earthworm Pontoscolex corethrurus (Oligochaeta: Glossoscolecidae) in the presence of charcoal.