petiolule

[ pet-ee-uhl-yool, -uh-lool, pet-ee-ol-yool ]

noun

, Botany.

1. a small petiole, as of a leaflet in a compound leaf.

petiolule

/ ˈpiːtɪəʊlˌjuːl /

noun

1. the stalk of any of the leaflets making up a compound leaf

Other Words From

• pet·i·ol·u·lar [pet-ee-, ol, -y, uh, -ler], pet·i·ol·u·late [pet-ee-, ol, -y, uh, -leyt, -lit], adjective

Word History and Origins

Origin of petiolule¹

From the New Latin word petiolulus, dating back to 1825–35. See petiole, -ule

Word History and Origins

Origin of petiolule¹

C19: from New Latin petiolūlus, diminutive of Latin petiolus; see petiole

Example Sentences

The latter observer considers that the funiculus, with the integuments, is the equivalent of a leaflet, the petiolule or midrib of which answers to the funiculus, and its hollow expansion to the integument.

From Project Gutenberg