lighthouse

noun

Etymology: From light + house.

1. A tower or other structure exhibiting a light or lights to warn or guide sailors.

   “In the history of lighthouses, English civil engineer John Smeaton made a significant contribution to the design of them.”

   “Visitors to Maine, arriving with visions of lighthouses and lobsters, often bypass Portland on their way northeast to Acadia National Park or the many picturesque fishing villages of the state’s mid-coast. […] Don’t miss Portland Head Light, an iconic landmark and Maine’s oldest lighthouse, which sits on a rocky point some 5 miles south of Portland. The lighthouse dates to 1791 and was commissioned by George Washington.”