Webster’s Revised Unabridged Dictionary · 1913
Causative
Caus′a·tive (ka̤′zȧ·tĭv), a. [L. causativus pertaining to a lawsuit (causa), but in the English sense from E. cause.] 1. Effective, as a cause or agent; causing.
Causative in nature of a number of effects. Bacon.
2. Expressing a cause or reason; causal; as, the ablative is a causative case.
Caus′a·tive (ka̤′zȧ·tĭv), n. A word which expresses or suggests a cause.