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

• spiraster
• spirasters
• spirated
• spiration
• spirations
• spire
• spirea
• spireas
• spired
• spireless
• spireme
• spiremes
• spires
• spire-steeple
• spire-steeples
• spirewise
• spiric
• spirics
• spirier
• spiriest
• spirilla
• spirillar
• spirilloses
• spirillosis
• spirillum