Read the dictionary definition of effectual. All definitions for this word.
1. producing or capable of producing an intended result or having a striking effect
1. an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation
2. effective teaching methods
3. effective steps toward peace
4. made an effective entrance
5. his complaint proved to be effectual in bringing action
6. an efficacious law
2. having legal efficacy or force
1. a sound title to the property