NOUN
- a river that rises in south central New Hampshire and flows through Concord and Manchester into Massachusetts and empties into the Atlantic Ocean
How To Use Merrimack River In A Sentence
- A city of northeast Massachusetts on the Merrimack River north - northeast of Lowell.
- A hurricane watch, meaning hurricane conditions could arrive within 48 hours, were issued north of Sandy Hook up to the Merrimack River in New England, according to the National Hurricane Center.
