Definition of portulacaceous in English:

portulacaceous

adjective

Botany
  • Of, relating to, or characteristic of the plant family Portulacaceae, which includes the purslanes.

Origin

Mid 19th century; earliest use found in William T. Brande (1788–1866), chemist. From scientific Latin Portulaca portulaca + -aceous, after scientific Latin Portulacaceae, family name. Compare French Portulacacées, plural noun.

Pronunciation

portulacaceous

/ˌpɔːtjʊləˈkeɪʃəs//ˌpɔːtʃʊləˈkeɪʃəs/