noun
(botany) Any plant of the genus Hydrophyllum.
(botany) Any plant of Hydrophyllaceae, the waterleaf family.
A tropical plant (Talinum fruticosum), the leaves of which are eaten as a vegetable.
(architecture) A leaf-shaped decoration used on the capitals of columns in late 12th-century Romanesque architecture
(paper technology) An absorbent unsized paper, somewhat like blotter paper.