Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

sheet lightning

noun

Simple Definition of sheet lightning

  • : lightning that appears as a wide flash of light over a large area of sky

Source: Merriam-Webster's Learner's Dictionary

Full Definition of sheet lightning

  1. :  lightning in diffused or sheet form due to reflection and diffusion by the clouds and sky

1794

First Known Use of sheet lightning

1794


Seen and Heard

What made you want to look up sheet lightning? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the Celtic May Day festival

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

oily prompt angry maudlin
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ