merrimack river is a noun meaning "a river that rises in south central New Hampshire and flows through Concord and Manchester into Massachusetts and empties into the Atlantic Ocean". It carries one recorded sense.
a river that rises in south central New Hampshire and flows through Concord and Manchester into Massachusetts and empties into the Atlantic Ocean
Definitions, synonyms and semantic relations for merrimack river come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.