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''vacuous'' ▫ᴱᴺ｜Definition｜1st｜20260605232103-00-⌔
vacuous - Wiktionary, the free dictionary
English
Adjective
vacuous (comparative more vacuous, superlative most vacuous)
- Empty; void; lacking meaningful content.
- ✤ Synonyms: empty, vacant; see also Thesaurus: empty
- ✤ * vacuous expression*
- ✤ * vacuous remark*
- ✤ The movie was criticized for its vacuous dialogue.
- ✤ She gave him a vacuous smile.
- Showing a lack of thought or intelligence; vacant.
- ✤ Synonyms: empty-headed, brainless; see also Thesaurus: stupid
Etymology
Learned borrowing from Latin vacuus (“empty, vacant”) + -ous.
Pronunciation
- IPA: /ˈvækju.əs/
- Audio (Southern England): 🔊
Printed 2026-06-28.
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