progesterone progestational • progestin · · · Info · Definitions · Synonyms · Characters · · progesterone · · Text Latin · · Script 12 · · Length Definitions · · · (noun) a steroid hormone (trade name Lipo-Lutin) produced in the ovary; prepares and maintains the uterus for pregnancy. Synonyms: Lipo-Lutin. · · Noun Definition 1 Synonyms · · · lipo-lutin · · Synonym 1 Characters · · e latin small letter e U+0065 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074