an officer holding a commissioned rank in the United States Navy or the United States Coast Guard; below lieutenant commander and above lieutenant junior grade
a telecommunication system that transmits images of objects (stationary or moving) between distant points
broadcasting visual images of stationary or moving objects; "she is a star of screen and video"; "Television is a medium because it is neither rare nor well done" - Ernie Kovacs
not forming an essential part of a thing or arising or originating from the outside; "extrinsic evidence"; "an extrinsic feature of the new building"; "that style is something extrinsic to the subject"; "looking for extrinsic aid"
without civilizing influences; "barbarian invaders"; "barbaric practices"; "a savage people"; "fighting is crude and uncivilized especially if the weapons are efficient"-Margaret Meade; "wild tribes"