allotriophagy

From allotrio- (“foreign, strange”) +‎ -phagy; from Ancient Greek ἀλλότρῐος (allótrĭos, “foreign, strange”) and the suffix -φαγία (-phagía), combining form of φαγεῖν (phageîn, “to eat”).

allotriophagy (uncountable)

1. (rare) Having food cravings that are different from the expected or the norm.

• pica
• parorexia

• "allotriophagy" at The Phrontistery: A Dictionary of Obscure Words.
• "allotriophagy" at American Illustrated Medical Dictionary, By William Alexander Newman Dorland, 4th Edition (W.B. Saunders, 1922).