(îò ãðå÷. phagos - ïîæèðàòåëü) - ÷àñòü ñëîæíûõ ñëîâ, ñîîòâåòñòâóþùàÿïî çíà÷åíèþ ñëîâàì ""ïîåäàþùèé"", ""ïîãëîùàþùèé"" (íàïð., áàêòåðèîôàã).