isochronal /ī-sokˈrə-nəl/ or isochronous /-nəs/

1. Of equal time
2. Performed in equal times
3. Performed at the same time
4. In regular periodicity

isochˈronally or isochˈronously adverb

iˈsochrone noun

A line on a chart or map joining points associated with a constant time difference, eg in reception of radio signals

isochˈronism noun

• stilettoing
• stilettos
• stiling
• still
• stillage
• stillages
• still air range
• still and all
• still and anon
• still and end
• still and on
• stillatories
• stillatory
• stillbirth
• stillbirths
• stillborn
• stilled
• stiller
• stillers
• stillest
• still have shot in the locker
• still-head
• still-heads
• stillhouse
• stillhouses