supreme

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Greatest in power, authority, or rank; paramount or dominant.
• adjective Greatest in importance, degree, significance, character, or achievement.
• adjective Ultimate; final.

from The Century Dictionary.

• Highest, especially in authority; holding the highest place in government or power.
• Highest; highest or most extreme, as to degree, import, etc.; greatest possible; utmost: as, supreme love or wisdom; a supreme hour; supreme baseness.
• Last.
• Synonyms and Greatest, first, leading, principal, chief, predominant, paramount, superlative. Supreme is much stronger than any of these.
• noun The highest point. [Rare.]
• noun The chief; the superior.
• noun [capitalized] With the definite article, the Supreme Being. See phrase above.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Highest in authority; holding the highest place in authority, government, or power.
• adjective Highest; greatest; most excellent or most extreme; utmost; greatist possible (sometimes in a bad sense).
• adjective (Bot.) Situated at the highest part or point.
• adjective the Almighty; God.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective Dominant, having power over all others.
• adjective At the greatest, most excellent, extreme, most superior, highest, or utmost.
• verb transitive (cooking) To divide a citrus fruit into its segments, removing the skin, pith, membranes, and seeds.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective greatest in status or authority or power
• adjective final or last in your life or progress
• adjective highest in excellence or achievement
• adjective greatest or maximal in degree; extreme