xerophagy
[ zi-rof-uh-jee ]
/ zɪˈrɒf ə dʒi /
noun, plural xe·roph·a·gies.
a Lenten fast observed especially during Holy Week, constituting the strictest fast in the Eastern Church.
Also
xe·ro·pha·gia
[zeer-uh-fey-juh, -jee-uh] /ˌzɪər əˈfeɪ dʒə, -dʒi ə/.