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Definition of Thundershower
1. Noun. A short rainstorm accompanied by thunder and lightning. 
Generic synonyms: Rainstorm
Definition of Thundershower
1. n. A shower accompanied with lightning and thunder.
Definition of Thundershower
1. [n -S]
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1. Noun. A short rainstorm accompanied by thunder and lightning. 
1. n. A shower accompanied with lightning and thunder.
1. [n -S]