/ Dictionary / Index W Wilmington: Meaning and Definition of Find definitions for: Wil•ming•ton Pronunciation: (wil'ming-tun), [key] — n. a seaport in N Delaware, on the Delaware River. 70,195. a seaport in SE North Carolina, on the Cape Fear River. 44,000. a city in NE Massachusetts. 17,471. a town in SW Ohio. 10,431. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: wilmington (Thesaurus) Wilmette Wilmot Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language