Definitions for "Tosefta"
(the addition) a collection of Oral Torah supplementing the Mishnah. Compiled about 220-230 A.D., a generation after the Mishnah.
(Aram. "supplement"): a body of teachings authored during the same period as the *Mishnah, but not included in that text; when not capitalized, the term refers to a single teaching of this type
Tannaitic supplements to the Mishnah. Called hberaita/ (extraneous material) in the Talmud.