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thunderhead

American  
[thuhn-der-hed] / ˈθʌn dərˌhɛd /

noun

Meteorology.
  1. incus.

  2. cumulonimbus.

  3. the upper portion of a cumulus cloud characterized by dense, sharply defined, cauliflowerlike upper parts and sometimes by great verticality.


thunderhead British  
/ ˈθʌndəˌhɛd /

noun

  1. the anvil-shaped top of a cumulonimbus cloud

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of thunderhead

An Americanism dating back to 1850–55; thunder + head

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.

Side One is a trippy, 11-minute freakout called True Romance by the short-lived dance act Thunderhead.

From BBC • Jul. 12, 2023

“This is Thunderhead Hawkins, south Alabama, Mississippi juke joint. And that’s exactly how it sounds and how it feels.”

From Seattle Times • Jun. 17, 2022

At Thunderhead Brewing, Schlegelmilch said, only about 10 percent of her customers wear masks at any time in the restaurant, creating many more opportunities every shift for the virus to pass from patron to staff.

From Washington Post • Aug. 17, 2020

All that has emerged from Thunderhead Mountain is an enormous face—a man of stone, surveying the world before him with a slight frown and a furrowed brow.

From The New Yorker • Sep. 16, 2019

The Thunderhead is the root, and I am the shears, pruning the limbs into fine form, keeping the tree vital.

From "Scythe" by Neal Shusterman

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