Type Word Usage Arabic Scripts ثلاثاء(Arabic) Meaning & History Arabic word meaning "Tuesday" [1], usually written with the definite article: الثلاثاء (al-thulāthāʾ). Related ItemsDetails Given Name DescendantTalatu(Hausa) Sources & References Wehr, Hans. A Dictionary of Modern Written Arabic. Spoken Language Services, 1979, page 126.