systole /sisˈto-lē or -tə-lē/

1. Rhythmical contraction, esp of the heart, opp to diastole (physiology)
2. Collapse of the nucleus in mitosis
3. The shortening of a long syllable (grammar)

systolic /-tolˈik/ adjective

• watch papers
• watch pocket
• watch pockets
• watchpoint
• watchspring
• watchsprings
• watchstrap
• watchstraps
• watch the birdie
• watch the clock
• watchtower
• watchtowers
• watch up
• watchword
• watchwords
• wate
• water
• water about
• waterage
• waterages
• water avens
• water bag
• water bags
• water bailie
• water bailiff