Merrimack(redirected from Monitor and Merrimack)
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1. a river in central New Hampshire and NE Massachusetts, flowing S and NE to the Atlantic. 110 mi. (175 km) long.
2. (italics) Also, Mer′ri•mac`. a Union steamer that the Confederates converted into an ironclad warship, renamed the Virginia, and used against the Monitor in 1862 in the first battle between ironclads.
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|Noun||1.||Merrimack - a river that rises in south central New Hampshire and flows through Concord and Manchester into Massachusetts and empties into the Atlantic Ocean|