
1) Eating 2) Eating earth or clay or chalk 3) Eating earth, clay, chalk 4) Feeding 5) Geophagia 6) Pica
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https://www.crosswordclues.com/clue/geophagy

1) Geophagia
Found on
https://www.crosswordclues.com/clue/geophagy

Geophagy is the practice of eating earth or soil-like substrates such as clay or chalk. It occurs in non-human animals where it may be a normal or abnormal behaviour, and also in humans, most often in rural or preindustrial societies among children and pregnant women. Human geophagy may be related to pica, a classified eating disorder in the DSM-I...
Found on
http://en.wikipedia.org/wiki/Geophagy

practice of feeding on soil; dirt-eating
Found on
http://phrontistery.info/g.html

(je-of´ә-je) geophagia.
Found on
http://www.encyclo.co.uk/local/21001

[
n] - eating earth or clay or chalk
Found on
http://www.webdictionary.co.uk/definition.php?query=geophagy

geophagous, geophage, geophagy 1. Feeding on soil; deriving nutrients from soil or the sediment. 2. Ingestion of earthy substances like clay; as a result of starvation, lack of something in the diet, or possibly as a result of mental illness. More details about geophagy.
Found on
http://www.wordinfo.info/words/index/info/view_unit/2736/7

Consumption of soil, clay, or sand.
Found on
https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter
geophagia noun eating earth or clay or chalk; occurs in some primitive tribes or sometimes in cases of nutritional deficiency
Found on
https://www.encyclo.co.uk/local/20974

The practice of eating earth.
Found on
https://www.encyclo.co.uk/local/22222
No exact match found.