Added 9 October 2026
vacuous
/ˈvækju.əs/ adjective
Latin root: vacuus Wiktionary
adjective Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about vacuous at Wordnik → Where our words come from →
-
Empty; void; lacking meaningful content.
vacuous expression
- Showing a lack of thought or intelligence; vacant.
Origin
Learned borrowing from Latin vacuus (“empty, vacant”) + -ous.
From Wiktionary, via Kaikki.org (CC BY-SA)