- (a.) Belonging to that suborder of leguminous plants (Papilionaceae) which includes the bean, pea, vetch, clover, and locust.
- (a.) Resembling the butterfly.
- (a.) Having a winged corolla somewhat resembling a butterfly, as in the blossoms of the bean and pea.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). papilionaceous. Retrieved September 23, 2026, from http://smartdefine.org/papilionaceous/definitions/2041821 |
| Chicago | Webster's. 2011. "papilionaceous" http://smartdefine.org/papilionaceous/definitions/2041821 (accessed September 23, 2026). |
| Harvard | Webster's 2011, papilionaceous, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/papilionaceous/definitions/2041821>. |
| MLA | Webster's. "papilionaceous" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/papilionaceous/definitions/2041821> |