The Wordsmith Dictionary

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New American Oxford Dictionary

QED

QED |ˌkju ˌi ˈdi | ▶abbreviation • quantum electrodynamics. • quod erat demonstrandum.

Oxford Dictionary

QED

QED |kjuːiːˈdiː | ▶abbreviation • quantum electrodynamics. • quod erat demonstrandum.

Sanseido Wisdom Dictionary

QED

QED Q.E.D.〖＜ラテン〗quod erat demonstrandum (証明終わり ).