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brontide

American  
[bron-tahyd] / ˈbrɒn taɪd /

noun

  1. a rumbling noise heard occasionally in some parts of the world, probably caused by seismic activity.

Etymology

Origin of brontide

First recorded in 2000–05; from Greek brontḗ “thunder” + -ide (for -id 1 )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He urged anyone with information to contact the Operation Brontide team on 020 8246 9386 or Crimestoppers, anonymously, on 0800 555 111.

From BBC

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.