Found 2 items, similar to infinitival.
English → English (WordNet) Definition: infinitival infinitival adj : relating to or formed with the infinitive; “infinitival clause”
English → English (gcide) Definition: Infinitival Infinitival \In*fin`i*ti"val\, a. Pertaining to the infinite mood. “Infinitival stems.” --Fitzed. Hall. [1913 Webster]