noun
- A stiff moderately thick paper.
- synonyms: composition board
adjective
- Without substance.
- usage: "cardboard caricatures of historical figures"
- synonyms: unlifelike
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). cardboard. Retrieved September 21, 2026, from http://smartdefine.org/cardboard/definitions/1170239 |
| Chicago | WordNet. 2010. "cardboard" http://smartdefine.org/cardboard/definitions/1170239 (accessed September 21, 2026). |
| Harvard | WordNet 2010, cardboard, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/cardboard/definitions/1170239>. |
| MLA | WordNet. "cardboard" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/cardboard/definitions/1170239> |