Fausset's Bible Dictionary
from a root meaning "openness or boreness" (Gesenius), or (mearah ) a "cave" (Grove). A town of Judah in the hills (Joshua 15:58-59); not far from Hebron.
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Fausset, Andrew R. Entry for 'Maarath'. Fausset's Bible Dictionary. https://www.studylight.org/dictionaries/eng/fbd/m/maarath.html. 1949.