toothbrush : Idioms & Phrases
electric toothbrush
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noun a toothbrush with an electric motor in the handle that vibrates the head of the brush
WordNet
toothbrush tree
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noun glabrous or pubescent evergreen shrub or tree of the genus Salvadora; twigs are fibrous and in some parts of the world are bound together in clusters and used as a toothbrush; shoots are used as camel fodder; plant ash provides salt
mustard tree; Salvadora persica.
