# smooth-brained

> English word · Adjective

## Definitions
1. Having a brain which is naturally smooth in appearance.
2. Lissencephalic; having a brain which lacks convolutions due to malformation.
3. Stupid, foolish; ignorant.

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