OrigineBorrowed from French octane or German Oktan.
Formeoctani(plural) · octan(accusative, indefinite, nominative, singular) · octanul(accusative, definite, nominative, singular) · octani(accusative, indefinite, nominative, plural) · octanii(accusative, definite, nominative, plural) · octan(dative, genitive, indefinite, singular) · octanului(dative, definite, genitive, singular) · octani(dative, genitive, indefinite, plural) · octanilor(dative, definite, genitive, plural) · octanule(singular, vocative) · octanilor(plural, vocative)