from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The commander in chief of a fleet.
- n. A flag officer.
- n. A commissioned rank in the U.S. Navy or Coast Guard that is above vice admiral and below Admiral of the Fleet.
- n. One who holds the rank of admiral, Admiral of the Fleet, rear admiral, or vice admiral.
- n. Any of various brightly colored butterflies of the genera Limenitis and Vanessa.
- n. Archaic The ship carrying an admiral; flagship.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A naval officer of the highest rank; the commander of a country's naval forces.
- n. A naval officer of high rank, immediately below Admiral of the Fleet; the commander of a fleet or squadron.
- n. A flag officer in the United States Navy or Coast Guard of a grade superior to vice admiral and junior to admiral of the fleet (when that grade is used). An admiral is equal in grade or rank to a four star general.
- n. The ship which carries the admiral, the flagship; also, the most considerable ship of a fleet.
- n. A prince or Saracen leader under the Sultan.
- n. Any of various nymphalid butterflies of Europe and America, especially a red admiral or white admiral.
from the GNU version of the Collaborative International Dictionary of English
- n. 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.
- n. The ship which carries the admiral; also, the most considerable ship of a fleet.
- n. A handsome butterfly (Pyrameis Atalanta) of Europe and America. The larva feeds on nettles.
from The Century Dictionary and Cyclopedia
- n. An emir or prince under the sultan; any Saracen ruler or commander.
- n. A naval officer of the highest rank; a commander-in-chief of a fleet.
- n. The recognized chief commander or director of a mercantile fleet, as one of fishing-vessels off Newfoundland or in the North Sea.
- n. The ship which carries the admiral; hence, the most considerable ship of any fleet, as of merchantmen or of fishing-vessels.
- n. A collectors' name for butterflies of the family Papilionidæ, especially the Limenitis camilla, distinguished as white admiral, and the Vanessa atalanta, or red admiral.
- n. A name given by collectors of shells to a univalve shell, the admiral-shell (which see).
- Carrying an admiral; chief in a fleet.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of several brightly colored butterflies
- n. the supreme commander of a fleet; ranks above a vice admiral and below a fleet admiral
Middle English amiral, admiral, from Old French and from Medieval Latin amīrālis, admīrālis, both from Arabic 'amīr al- ..., commander of the ... : 'amīr, commander; see אmr in Semitic roots + al-, the.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Old French admiral, amiral (modern amiral), from Arabic amir-ar-rahl (commander of the fleet), امير (amīr, "commander") + -al. Later associated with admirable. Cognate to amir, emir. (Wiktionary)