Originally: †designating or belonging to the Linnaean class or order Pentandria (obsolete). In later use: having five stamens.
Origin
Mid 18th century; earliest use found in John Hill (bap. 1714, d. 1775), physician and actor. From penta- + -androus, after scientific Latin pentandrus.
Definition of pentandrous in US English:
pentandrous
adjectivepɛnˈtandrəs
Botany
Originally: †designating or belonging to the Linnaean class or order Pentandria (obsolete). In later use: having five stamens.
Origin
Mid 18th century; earliest use found in John Hill (bap. 1714, d. 1775), physician and actor. From penta- + -androus, after scientific Latin pentandrus.