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The swollen upper portion of a thundercloud, usually associated with the development of a thunderstorm.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Physical Geography) chiefly US and Canadian the anvil-shaped top of a cumulonimbus cloud
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈθʌn dərˌhɛd)

a cumulonimbus cloud.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.thunderhead - a rounded projecting mass of a cumulus cloud with shining edges; often appears before a thunderstorm
cumulus, cumulus cloud - a globular cloud
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


n (esp US Met) → Kumulonimbusspitze f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in classic literature ?
Half the sky was chequered with black thunderheads, but all the west was luminous and clear: in the lightning flashes it looked like deep blue water, with the sheen of moonlight on it; and the mottled part of the sky was like marble pavement, like the quay of some splendid seacoast city, doomed to destruction.
throw all these thunderheads overboard, and then you will float right and light.'
Global Banking News-September 4, 2019-WEC Energy Group to acquire 80% stake in Thunderhead Wind Energy Center for USD338m
M2 EQUITYBITES-September 4, 2019-WEC Energy Group to acquire 80% stake in Thunderhead Wind Energy Center for USD338m
ENPNewswire-September 4, 2019--WEC Energy Group to acquire 80% ownership in Thunderhead Wind Energy Center
WEC Energy Group announced that the company has agreed to acquire an 80% ownership interest in Thunderhead Wind Energy Center.
(IN.) G5 Striker V2 3 1.250 Innerloc Falcon 3 1.000 Muzzy One 3 1.125 NAP Thunderhead Nitro 3 1.063 QAD Exodus 3 1.250 Ramcat Diamondback 3 1.063 Rocky Mountain First Cut X 4 1.125 SIK F4 4 1.350 SlickTrick ViperTrick 4 1.063 Swhacker Razor 252 4 1.500 Trophy Taker A-TAC 4 1.125 TruGlo Titanium X 3 1.188 Wac'Em Fixed 3-Blade 3 1.033 Wasp Havalon HV 3 1.1875 MANUFACTURER TESTED TESTED BLADE TESTED BLADE CUTTING DIA.
The NAP product line now covers a broad range of archery and bowhunting accessories, from the Thunderhead and Spitfire line of fixed and mechanical broadheads to fletching, precision arrow rests, quivers, stabilizers and the new Mantis series of ground blinds.
THE STORY: Thunderhead returns to a world in which humanity is immune to sickness and aging.
In this riveting sequel to Printz Honor Book Scythe: Arc of a Scythe, Book 1 (Simon & Schuster 2017/VOYA February 2017) the titular Thunderhead, a sentient cloud that rules all of humanity, except the Scythes, is front and center, providing the chapter introductions and becoming more and more concerned at certain trends developing in the Scythedom.
"Generated quite a thunderhead of steam." He added that the rocket would be "launching in a week or so."
The world is run by the artificial intelligence of the Thunderhead, a far more sophisticated version of the internet, but one key aspect of society is left to humans: deciding who will die.