Meaning: a mark or line made with a pen, brush, etc.
* She used a single, bold stroke to sign her name.
* The artist used a series of delicate strokes to create the portrait.
* The painter's brushstrokes were so vibrant and expressive.
Meaning: a sudden attack of weakness or paralysis that occurs when blood supply to the brain is interrupted.
* The patient suffered a stroke that left him partially paralyzed.
* Early detection and treatment of strokes are crucial.
* The doctor explained the risk factors associated with stroke.
Meaning: to move a hand or other object smoothly and gently over a surface.
* She stroked the cat's fur gently.
* He stroked the smooth surface of the marble statue.
* The wind stroked the leaves of the trees.
Meaning: to hit a ball with a bat or racket.
* The baseball player hit a powerful stroke to drive the ball over the fence.
* She executed a perfect backhand stroke in the tennis match.
* The golfer's stroke was smooth and precise.
Meaning: an act of luck or good fortune.
* It was a stroke of luck that we found a parking spot so easily.
* The company experienced a stroke of good fortune when their new product became a bestseller.
Meaning: a step in a process or series of events.
* Building a successful business requires a series of carefully planned strokes.
* The author carefully crafted each stroke of the story.
* The negotiations involved a delicate stroke of diplomacy.
Remember that the meaning of "stroke" can vary depending on the context.