- (a.) Taking care; giving good heed; watchful; cautious; provident; not indifferent, heedless or reckless; -- often followed by of, for or the infinitive; as, careful of money; careful to do right.
- (a.) Full of care; anxious; solicitous.
- (a.) Filling with care or solicitude; exposing to concern, anxiety or trouble; painful.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). careful. Retrieved September 25, 2026, from http://smartdefine.org/careful/definitions/1984784 |
| Chicago | Webster's. 2011. "careful" http://smartdefine.org/careful/definitions/1984784 (accessed September 25, 2026). |
| Harvard | Webster's 2011, careful, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/careful/definitions/1984784>. |
| MLA | Webster's. "careful" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/careful/definitions/1984784> |