geophagia

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geophagia

[‚jē·ə′fā·jə]
(zoology)
Soil ingestion by animals.
References in periodicals archive ?
If this example of dirt-eating children, used repeatedly but not explained, is the most egregious or "telling" example of structural "overregulation," then the reader is left to wonder if the problem is as bad as Justice Breyer states.
She and her colleagues plan to analyze the feces of dirt-eating rhesus monkeys to determine what materials in the soil might benefit the animals.
Cragin, "Observations on Cachexia Africana or Dirt-Eating," American Journal of the Medical Sciences 17 (February 1836): 357.