Strong's #6109: `otsmah (pronounced ots-maw')
feminine of 6108; powerfulness; by extension, numerousness:--abundance, strength.
Brown-Driver-Briggs Hebrew Lexicon:
‛otsmâh
1) power, strength, might
Part of Speech: noun feminine
Relation: from H6108
Usage:
This word is used 3 times:
Isaiah 40:29: "and to them that have no might he increaseth strength."
Isaiah 47:9: "for the multitude of thy sorceries, and for the great abundance of thine enchantments."
Nahum 3:9: "Ethiopia and Egypt were her strength, and it was infinite; Put and Lubim were"