Dictionary.net

• That part of the ovary from which the ovules arise.

1914 - Nuttall's Standard dictionary of the English language
By Nuttall, P.Austin.

• In bot., the part of the ovary from which the ovules arise, usually called the placenta.

1874 - Etymological and pronouncing dictionary of the English language
By Stormonth, James, Phelp, P. H.