from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A tall conical cap worn by Muslims as a headdress of distinction.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A tall brimless hat, usually conical or curved on top, worn in Muslim countries as a sign of distinction and prestige.
- n. A crown worn by Indian princes as a sign of high rank.
from The Century Dictionary and Cyclopedia
- n. A crown; diadem; crest; ornamental or distinctive head-dress; specifically, in Mohammedan usage, the peculiar conical cap assumed by dervishes receiving full initiation.
Arabic tāj, from Persian, crown; see (s)teg- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
Arabic تاج (tāj) from Persian تاج (tāj), "crown". (Wiktionary)