9. sovereign being above all others in character, importance, excellence, etc.
10. sovereign efficacious; potent: a sovereign remedy.
Etymology: (1250–1300; < OF < VL *superānus= L super-super - +-ānus -an1)
Definition of 'sovereign'
Princeton's WordNet
1. (adj)sovereign, crowned head, monarch a nation's ruler or head of state usually by hereditary right
2. (adj)autonomous, independent, self-governing, sovereign (of political bodies) not controlled by outside forces "an autonomous judiciary"; "a sovereign state"
3. (adj)sovereign, supreme greatest in status or authority or power "a supreme tribunal"
Definition of 'sovereign'
Webster Dictionary
1. (adj)sovereign supreme or highest in power; superior to all others; chief; as, our sovereignprince
2. (adj)sovereign independent of, and unlimited by, any other; possessing, or entitled to, original authority or jurisdiction; as, a sovereign state; a sovereign discretion
5. (adj)sovereign efficacious in the highest degree; effectual; controlling; as, a sovereign remedy
6. (noun)sovereign the person, body, or state in which independent and supreme authority is vested; especially, in a monarchy, a king, queen, or emperor
7. (noun)sovereign a goldcoin of Great Britain, on which an effigy of the head of the reigning king or queen is stamped, valued at one pound sterling, or about $4.86
8. (noun)sovereign any butterfly of the tribe Nymphalidi, or genus Basilarchia, as the ursula and the viceroy
Definitions of sovereign 
Afrikaans: koning, koningin
Arabic: مَلِك أو مَلِكَه
Bulgarian: върховен глава
Brazilian: soberano
Czech: panovník, -ice
German: der Souverän
Danish: monark
Greek: ανώτατος άρχοντας, ηγεμόν
Spanish: soberano
Estonian: monarh
Farsi: پادشاه؛ ملكه
Finnish: monarkki
French: souverain/-aine
Hebrew: מֶלֶך, מַלכָּה
Hindi: अधिराट, अधिराज, शासक
Croatian: vladar, monarh
Hungarian: uralkodó
Indonesian: raja atau ratu
Icelandic: konungur; drottning
Italian: sovrano
Japanese: 君主
Korean: 군주
Lithuanian: valdovas, suverenas
Latvian: monarhs; valdnieks
Malay: raja
Dutch: vorst
Norwegian: konge/dronning
Polish: władca
Persian: پادشاه؛ ملكه
Pashto: پادشاه
Portuguese: soberano
Romanian: suveran
Russian: монарх
Slovak: panovník, -čka, vládca
Slovenian: vladar
Serbian: vladar
Swedish: monark, regent
Thai: ผู้มีอำนาจสูงสุดของประเทศ
Turkish: hükümdar
Taiwanese: 君主，國王
Ukrainian: монарх
Urdu: مطلق العنان فرماں روا، با
Vietnamese: nữ hoàng, hoàng đế
Chinese: 君主，国王，元首
