'Circumnavigation' definitions:

Definition of 'circumnavigation'

(from WordNet)
noun
Traveling around something (by ship or plane); "Magellan's circumnavigation of the earth proved that it is a globe"

Definition of 'Circumnavigation'

From: GCIDE
  • Circumnavigation \Cir`cum*nav`i*ga"tion\, n. The act of circumnavigating, or sailing round. --Arbuthnot. [1913 Webster]