Septuagesima :: Septuagesima (n.) The third Sunday before Lent; -- so called because it is about seventy days before Easter.
Septuagesimal :: Septuagesimal (a.) Consisting of seventy days, years, etc.; reckoned by seventies..
Septuagint :: Septuagint (n.) A Greek version of the Old Testament; -- so called because it was believed to be the work of seventy (or rather of seventy-two) translators.
Septuary :: Septuary (n.) Something composed of seven; a week.
Septulate :: Septulate (a.) Having imperfect or spurious septa.
Septulum :: Septulum (n.) A little septum; a division between small cavities or parts.
Septum :: Septum (n.) A wall separating two cavities; a partition; as, the nasal septum..
Septum :: Septum (n.) A partition that separates the cells of a fruit.
Septum :: Septum (n.) One of the radial calcareous plates of a coral.
Septum :: Septum (n.) One of the transverse partitions dividing the shell of a mollusk, or of a rhizopod, into several chambers. See Illust. under Nautilus..
Septum :: Septum (n.) One of the transverse partitions dividing the body cavity of an annelid.