# plerome

> English word · Noun

## Definitions
1. The central portion of the apical meristem in a growing plant root or stem which, according to the histogen theory, gives rise to the endodermis and stele.

## Etymology
Borrowed from German Plerom + English -ome (suffix denoting a mass of something). Plerom is derived from Pleroma (obsolete), from Ancient Greek πλήρωμᾰ (plḗrōmă, “that which fills, a complement; a filling up, a completing”): see further at pleroma.

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