noun ·Moderate ·College level

Definitions

Noun

1. 1
   The property of being mindless. uncountable, usually

   "Near-synonym: thoughtlessness"

2. 2
   the trait of acting rashly and without prudence wordnet
3. 3
   total lack of meaning or ideas wordnet

Synonyms

All synonyms

heedlessnessinanityaccidiaacediaacutenessanimality

Antonyms

All antonyms

;mindfulnesspresence of mind

Etymology

From mindless + -ness.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.