Meaning of thoughtless

thought•less

Pronunciation: (thôt'lis), [key]
— adj.
  1. lacking in consideration for others; inconsiderate; tactless: a thoughtless remark.
  2. characterized by or showing lack of thought: a shallow, thoughtless book.
  3. not thinking enough; careless or heedless: thoughtless of his health.
  4. devoid of or lacking capacity for thought.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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