polycillin polyciliate • polycirrus · · · Info · Definitions · Synonyms · Characters · · polycillin · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin). Synonyms: ampicillin, Principen, Polycillin, SK-Ampicillin. · · Noun Definition 1 Synonyms · · · ampicillin · · Synonym 1 principen · · Synonym 2 sk-ampicillin · · Synonym 3 Characters · · c latin small letter c U+0063 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 y latin small letter y U+0079