[strohk] 
,noun, verb, stroked, strok⋅ing.| 1. | the act or an instance of striking, as with the fist, a weapon, or a hammer; a blow. |
| 2. | a hitting of or upon anything. |
| 3. | a striking of a clapper or hammer, as on a bell. |
| 4. | the sound produced by this. |
| 5. | a throb or pulsation, as of the heart. |
| 6. | Also called apoplexy, cerebrovascular accident. Pathology. a blockage or hemorrhage of a blood vessel leading to the brain, causing inadequate oxygen supply and, depending on the extent and location of the abnormality, such symptoms as weakness, paralysis of parts of the body, speech difficulties, and, if severe, loss of consciousness or death. |
| 7. | something likened to a blow in its effect, as in causing pain, injury, or death; an attack of apoplexy or paralysis. |
| 8. | a destructive discharge of lightning. |
| 9. | a vigorous movement, as if in dealing a blow. |
| 10. | Sports. a hitting of a ball, as by the swing of a racquet in tennis or the controlled jabbing or thrusting with the cue in pool and billiards. |
| 11. | a single complete movement, esp. one continuously repeated in some process. |
| 12. | Machinery.
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| 13. | Swimming.
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| 14. | Rowing.
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| 15. | a movement of a pen, pencil, brush, graver, or the like. |
| 16. | a mark traced by or as if by one movement of a pen, pencil, brush, or the like. |
| 17. | a distinctive or effective touch in a literary composition: His style revealed the stroke of a master. |
| 18. | a single or minimal act, piece, or amount of work, activity, etc.: to refuse to do a stroke of work. |
| 19. | an attempt to attain some object: a bold stroke for liberty. |
| 20. | a measure adopted for a particular purpose. |
| 21. | a keystroke: no more than 65 strokes to the line for business letters. |
| 22. | a feat or achievement: a stroke of genius. |
| 23. | a sudden or chance happening, as of luck or fortune. |
| 24. | to mark with a stroke or strokes, as of a pen; cancel, as by a stroke of a pen. |
| 25. | Rowing.
|
| 26. | Sports. to hit (a ball), as with a deliberate, smooth swing of a bat or club. |
A sudden loss of brain function caused by an interruption in the supply of blood to the brain. A ruptured blood vessel or cerebral thrombosis may cause the stroke, which can occur in varying degrees of severity from temporary paralysis and slurred speech to permanent brain damage and death.
stroke
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stroke 1 (strōk)
n.
A sudden severe attack, as of paralysis or sunstroke.
A sudden loss of brain function caused by a blockage or rupture of a blood vessel to the brain, characterized by loss of muscular control, diminution or loss of sensation or consciousness, dizziness, slurred speech, or other symptoms that vary with the extent and severity of the damage to the brain. Also called cerebral accident, cerebrovascular accident.
| stroke (strōk) Pronunciation Key
A sudden loss of brain function caused by a blockage or rupture of a blood vessel of the brain, resulting in necrosis of brain tissue (called a cerebral infarct) and characterized by loss of muscular control, weakening or loss of sensation or consciousness, dizziness, slurred speech, or other symptoms that vary with the extent and severity of brain damage. Also called cerebrovascular accident. |