A blink or twinkle: the twinkling of a starry sky. (noun)
The time it takes to blink once; an instant: disappeared in the twinkling of an eye. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "twinkling" in a sentence
"I was delighted to find a huge globe that showed, in twinkling lights, the route of the Galleon Trade."
"The figure of twinkling is thus evidence of ambience, a paradoxical "ground" for this figure, as the atmosphere is in front of the star."
"Nevertheless, its twinkling is not useful for the traveler."