Definition of petiolulate in English:

petiolulate

Pronunciation /ˌpɛtɪˈəʊljʊleɪt/ /ˌpiːtɪˈəʊljʊleɪt/

adjective

rare Botany
  • Having a petiolule.

Origin

Mid 19th century; earliest use found in Alphonso Wood (1810–1881), botanist. From petiolule + -ate.