Tasanayt (seg talatint : encyclopaedia, seg tagrikit : egkuklopaideia), d adlis n yisallen ɣef yal taɣult neɣ ɣef yiwet taɣult weḥd-s.
Awal encyclopaedia (tasanayt) yezga-d seg tagrikit egkuklopaideia anamek-is d usinen amatu. Paul Scalich d amaru amezwru i yesseqdec awal-nni deg adlis-is deg 1559, tisanayin nniḍen i yettwaẓragen uqbel tasanayt-nni sɛant izwal nniḍen (mačči d encyclopaedia (tasanayt)), awal n amawal snulfant-t-id deg izwal n tisanayin.
Seg ugar n 2000 iseggasen tisanayin llant em igzulen n tamusni n uɣerbaz deg tiɣmiwin tettwafhem ɣef imeɣriyen-is.