adjective
- Showing lack of careful thought.
- usage: "the debate turned into thoughtless bickering"
- Without care or thought for others.
- usage: "the thoughtless saying of a great princess on being informed that the people had no bread; `Let them eat cake'"
- synonyms: uncaring, unthinking
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). thoughtless. Retrieved September 21, 2026, from http://smartdefine.org/thoughtless/definitions/1185350 |
| Chicago | WordNet. 2010. "thoughtless" http://smartdefine.org/thoughtless/definitions/1185350 (accessed September 21, 2026). |
| Harvard | WordNet 2010, thoughtless, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/thoughtless/definitions/1185350>. |
| MLA | WordNet. "thoughtless" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/thoughtless/definitions/1185350> |