Word Study
selah
CIDE DICTIONARY
selah, n. [Heb. selāh.].
A word of doubtful meaning, occuring frequently in the Psalms; by some, supposed to signify silence or a pause in the musical performance of the song. [1913 Webster]
"Beyond the fact that Selah is a musical term, we know absolutely nothing about it." [1913 Webster]
OXFORD DICTIONARY
selah, int. often used at the end of a verse in Psalms and Habakkuk, supposed to be a musical direction.
Etymology
Heb. se. lah
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