noun
: a light shown at the masthead of a ship moored over dangerous waters (as those above sunken rocks or shoals) to warn mariners : lightship ; also : a light on a buoy
noun
: a light shown at the masthead of a ship moored over dangerous waters (as those above sunken rocks or shoals) to warn mariners : lightship ; also : a light on a buoy
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012