flash
noun
1.
4.
a sudden brilliant understanding
5.
a very short time (as the time it takes the eye to blink or the heart to beat)
brightomwhile eyeblink gliff handwhile timeling twink blink of an eye heartbeat instant jiffy New York minute split second trice twinkling wink
Derived from:
flash 6.
7.
a burst of light used to communicate or illuminate
8.
a short news announcement concerning some on-going news story
Derived from:
flash 9.
a bright patch of color used for decoration or identification
10.
a lamp for providing momentary light to take a photograph