adverb
- In a thoughtless manner.
- usage: "he stared thoughtlessly at the picture"
- synonyms: unthinkingly, unthinking
- Showing thoughtlessness.
- usage: "he treated his parents thoughtlessly"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). thoughtlessly. Retrieved September 22, 2026, from http://smartdefine.org/thoughtlessly/definitions/1326117 |
| Chicago | WordNet. 2010. "thoughtlessly" http://smartdefine.org/thoughtlessly/definitions/1326117 (accessed September 22, 2026). |
| Harvard | WordNet 2010, thoughtlessly, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/thoughtlessly/definitions/1326117>. |
| MLA | WordNet. "thoughtlessly" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/thoughtlessly/definitions/1326117> |