Noun portsmouth has 3 senses
  1. Portsmouth - a port city in southeastern Virginia on the Elizabeth River opposite Norfolk; naval base; shipyards
    --1 is a kind of
    city, metropolis, urban center; port
    --1 is a part of Virginia, Old Dominion, Old Dominion State, VA
  2. Portsmouth - a port town in southeastern New Hampshire on the Atlantic Ocean
    --2 is a kind of
    town; port
    --2 is a part of New Hampshire, Granite State, NH
  3. Portsmouth, Pompey - a port city in southern England on the English Channel; Britain's major naval base
    --3 is a kind of port; city, metropolis, urban center
    --3 is a part of England
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