hyalophagy
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hyalophagy — noun The act of eating glass … Wiktionary
hyalophagia, hyalophagy — The eating or chewing of glass. [hyalo + G. phago, to eat] … Medical dictionary
Hyalophagia — Hyalophagia, or hyalophagy, is the eating of glass. Primarily noted as a pathological disorder, it is also considered a form of pica. Hyalophagia is highly dangerous to humans as the consumption of glass has the possibility to cut open the… … Wikipedia