adjective
- Having intellectual depth.
- usage: "a deeply thoughtful essay"
- Exhibiting or characterized by careful thought.
- usage: "a thoughtful paper"
- Acting with or showing thought and good sense.
- usage: "a sensible young man"
- synonyms: serious-minded
- Taking heed; giving close and thoughtful attention.
- usage: "heedful of the warnings"; "so heedful a writer"; "heedful of what they were doing"
- synonyms: heedful, attentive, paying attention
- Considerate of the feelings or well-being of others. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). thoughtful. Retrieved September 22, 2026, from http://smartdefine.org/thoughtful/definitions/1185349 |
| Chicago | WordNet. 2010. "thoughtful" http://smartdefine.org/thoughtful/definitions/1185349 (accessed September 22, 2026). |
| Harvard | WordNet 2010, thoughtful, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/thoughtful/definitions/1185349>. |
| MLA | WordNet. "thoughtful" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/thoughtful/definitions/1185349> |