FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

mtsuwrah mets-oo-raw' — or mtsurah {mets-oo-raw'}; feminine of 4692; a hemming in, i.e. (objectively) a mound (of siege), or (subjectively) a rampart (of protection), (abstractly) fortification:--fenced (city, fort, munition, strong hold.

see HEBREW for 04692