Definition of sacred lotus in US English:

sacred lotus

noun

  • The aquatic plant Nelumbo nucifera (family Nelumbonaceae) of tropical Asia and Australia, with large, emergent pink or white flowers and edible seeds; (also) any of several similar plants of the genus Nymphaea (family Nymphaeaceae) (now rare).

Origin

Late 18th century; earliest use found in Thomas Maurice (1754–1824), oriental scholar and librarian.