Powerful is an English adjective meaning having great power or strength.
The word "powerful" can be used in various contexts:
1. Describing physical strength: "He's a powerful athlete"
2. Referring to influential people: "She's a powerful CEO"
3. About effective things: "This is a powerful medicine"
4. In technology: "This is a powerful computer"
5. Emotional impact: "That was a powerful speech"