# midvein

> English word · Noun

## Definitions
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.

## Etymology
From mid- + vein.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/midvein