from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The upper portion of a well-developed cumulonimbus cloud that has reached an altitude at which high lateral winds blow across the top of the cloud, creating a flat anvil shape.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A tall, distinctively anvil-shaped thundercloud.


Sorry, no etymologies found.


    Sorry, no example sentences found.


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