چلا

ćillā(rel. n. fr. ćihalor ćil, 'forty'), s.m. A period of forty days; the forty days of Lent during which the religious fraternities of the East seclude themselves in their cells or in their mosques, or remain at home fasting and engaging in divine worship; the fast of Lent;—the place of such seclusion and fasting;—quarantine;—the period of forty days after childbirth during which a woman remains unclean;—the ceremony of purification;—the period of forty days in winter when the cold is most severe:—ćille baiṭhnā, ćillākāṭnā, ćillākhaiṅćnā, v.n. To pass forty consecutive days in fasting and divine worship in a cell or mosque, etc.; to keep Lent;—to keep quarantine.