# pleural

> English word · Adjective · IPA /ˈplʊə.ɹəl/ · frequency rank #50,158

## Definitions
1. Of, relating to, or affecting the pleura, or the sides of the thorax.
2. Thin and transparent.

## Etymology
From pleura + -al.

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