: of, relating to, or forming a contribution : playing a part in bringing about an end or result
- The lack of cultural empathy among the principal statesmen in the late 1930s is identified as an important contributory factor in the slide toward war …
- —Colin S. Gray
- Infection was a contributory but not primary cause of death in another nine patients.
- —Graeme F. Washer
: relating to or being an employee benefit (such as a retirement account) that is funded at least in part by employee contributions
: subject to or contributing to a common fund or enterprise : subject to levy or furnishing a share or contingent
was found to be contributorily negligent