1. A localized area of diminished vision edged by shimmering coloured lights; in many people it indicates the onset of migraine
   - scintillating scotoma

Type of: scotoma

• time unit
• time value
• time warp
• time will tell
• time zone
• time-and-motion study
• time-ball
• time-consuming
• time-delay measuring instrument
• time-delay measuring system
• time-fuse
• time-honored
• time-honoured
• time-lapse
• time-motion study
• time-out
• time-release
• time-scale factor
• time-switch
• time-tested
• timecard
• timed
• timekeeper
• timekeeping
• timeless