'Id al-Fitr also Eid al-Fitr (ēd əl-fĭt'ər) n.
Islam A festival that ends the fast of Ramadan.
[Arabic 'Īd al-Fiṭr, Feast of Breaking the Fast : 'īd, feast (from Aramaic 'ed, day of assembly, from 'ad, to fix a time; see wʕd in Semitic roots) + al-, the + fiṭr, breaking the fast (from faṭara, to split, break, break the fast; see pṭr in Semitic roots).]