- A naval officer of the highest rank; a naval officer of
high rank, of which there are different grades. The chief gradations in
rank are admiral, vice admiral, and rear admiral. The admiral is the
commander in chief of a fleet or of fleets. - The ship which carries the admiral; also, the most
considerable ship of a fleet. - A handsome butterfly (Pyrameis Atalanta) of Europe and
America. The larva feeds on nettles.