Definition of thunderhead in English:

thunderhead

Syllabification: thun·der·head
Pronunciation: /ˈTHəndərˌhed
 
/

noun

  • A rounded, projecting head of a cumulus cloud, which portends a thunderstorm.
    More example sentences
    • But Ben recognized the thunderheads, the big cumulus clouds, that were drifting our way.
    • As air rises in a large cumulonimbus or thunderhead cloud condensation occurs and all three forms of water are present.
    • We'll follow mountain-lion tracks and watch from remote plateaus as distant puffs of cloud build into towering thunderheads.

More definitions of thunderhead

Definition of thunderhead in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space