Strong's H5553 · Hebrew

cela`

seh'-lah

from an unused root meaning to be lofty; a craggy rock, literally or figuratively (a fortress)

Scholarly Lexicons

Brown-Driver-Briggs (BDB)

 H5553 סֶ֫לַע crag , cliff  

Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain