Stroke is a medical condition in which poor blood flow to the brain results in cell death.
The term "stroke" also refers to:
1. A single movement of a pen or brush when writing or painting
2. A style of swimming (e.g., breaststroke, backstroke)
3. A single complete movement in sports (e.g., golf stroke)
4. A sudden action or event (e.g., stroke of luck)
5. The sound made by a clock (e.g., on the stroke of midnight)