polyphagia noun. [pɒlɪ'feɪdʒɪǝ, -dʒǝ] Also (esp. in sense 2) Anglicized as polyphagy [pǝ'lɪfǝdʒi]. L17.
[Greek poluphagia, from poluphagos: see -PHAGIA, -PHAGY.]
1. Medicine & Psychology. Excessive eating or appetite, esp. as a symptom of disease. L17.

2. Zoology. The habit of feeding on various kinds of food. L19.

■ 'polyphage noun (a) a person who eats to excess; (b) an animal feeding on various kinds of food: E17.

[TahlilGaran] English Dictionary ▲