Seph. Heb. /shee vah" ah sahrdd" bi tah"moohz/ ; Ashk. Heb. /shiv"euh aw"seuhrdd bi tah"mooz, shi vaw" aw sawrdd"/
a Jewish fast day observed on the 17th day of Tammuz in memory of the breach of the walls of Jerusalem by the Romans in A.D. 70.
Also, Shibah Asar Betammuz .
[ shibh'ah 'asar ba tammuz 17th day of Tammuz ]