Definition of navigation lights in English:

navigation lights

Syllabification: nav·i·ga·tion lights

noun

A set of lights shown by a ship or aircraft at night to indicate its position and orientation, especially with respect to other vessels or aircraft.
More example sentences
  • A small red light is displayed, similar to an aircraft navigation light seen from a distance.
  • We headed back, swimming across debris over the deck, where a large navigation light lay close to one of the broken masts.
  • The second incident involved the coaster Lara which collided with a mooring post and navigation light at the entrance to Alexandra Dock, demolishing the light.

Definition of navigation lights in:

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Word of the day internecine
Pronunciation: ˌintərˈnesēn
adjective
destructive to both sides in a conflict