Lag b'O·mer (läg bōmər, läg′ bə-ōmĕr) or Lag ba'O·mer (läg′ bə-ōmĕr)
A Jewish feast celebrated on the 33rd day of the Omer (the 18th day of Iyar).
[Mishnaic Hebrew lag bā-'ōmer : lag, conventional pronunciation of lg, the number 33 when written with the Hebrew letters lamedh (having the numerical value 30) and gimel (having the numerical value 3) + bā, in the (bə, in + hā, the) + 'ōmer, the Omer; see OMER.]
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