Thunderhead Definition
thŭndər-hĕd
thunderheads
noun
A round mass of cumulus clouds appearing before a thunderstorm.
Webster's New World
The swollen upper portion of a thundercloud, usually associated with the development of a thunderstorm.
American Heritage
Other Word Forms of Thunderhead
Noun
Singular:
thunderhead
Plural:
thunderheadsThunderhead Is Also Mentioned In
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