What is the meaning of twinkling?

noun

• A very short time (as the time it takes the eye to blink or the heart to beat. )
  • usage: "if I had the chance I'd do it in a flash"
  • synonyms: blink of an eye, flash, heartbeat, instant, jiffy, split second, trice, wink, New York minute

verb

• Gleam or glow intermittently.
  • usage: "The lights were flashing"
  • synonyms: flash, blink, wink, twinkle, winkle
• Emit or reflect light in a flickering manner.
  • usage: "Does a constellation twinkle more brightly than a single star"
  • synonyms: twinkle, winkle, scintillate

adjective

• Shining intermittently with a sparkling light.
  • usage: "twinkling stars"