any entity that produces an effect or is responsible for events or results | something that causes an important event to happen |
a comprehensive term for any proceeding in a court of law whereby an individual seeks a legal remedy | (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected |
a series of actions advancing a principle or tending toward a particular end | |
a justification for something existing or happening | |
events that provide the generative force that is the origin of something | |