noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The main vein of a simple leaf or leaflet, running from the petiole to its apex, and from which the other veins usually spread.
2. 2
   the vein in the center of a leaf wordnet

Synonyms

All synonyms

midribmiddle ribmidrib

Etymology

From mid- + vein.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.