Part of Q.E.D. (4)
(Other definitions for erat that I've seen before include "Quod - - demonstrandum (QED)" , "The E of QED" .)
I've seen this clue in the LA Times, the King Feature Syndicate, the Penny Press, The Wall Street Journal, The New York Times and the Newsday.
(Another definition for quod that I've seen is " Prison - the Q in QED".)
I've seen this clue in the LA Times, the King Feature Syndicate, the Penny Press, The Wall Street Journal, The New York Times and the Newsday.
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