elve

[ elv ]
/ ɛlv /

noun

an extremely dim, flattened, expanding, reddish glow briefly seen over a thunderstorm, due to electromagnetic pulses from intense lightning.

QUIZZES

TAKE THIS QUIZ TO SEE WHAT YOU KNOW ABOUT 2ND-3RD GRADE VOCAB FROM BOOKS!

Are you learning new vocabulary? Or do you just have an interest in words? Either way, this quiz is for you.
Question 1 of 10
orchard
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for elve

Scientific definitions for elve

elve
[ ĕlv ]

An extremely dim, short-lived, expanding disk of reddish light above thunderstorms, believed to be caused by electromagnetic pulses from intense lightning in the lower ionosphere. Elves last less than a second and can be as wide as 500 km (310 mi) in diameter.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.