thundercloud : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: thundercloud	by the DICT Development Group
2 results for thundercloud
From WordNet (r) 3.0 (2006) [wn]:
thundercloud n a dark cloud of great vertical extent charged with electricity; associated with thunderstorms Synonym(s): cumulonimbus, cumulonimbus cloud, thundercloud
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Thundercloud \Thun"der*cloud`\, n. A cloud charged with electricity, and producing lightning and thunder.