Meanings
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Thesaurus
1
adj
· done without preparation;...
spontaneousimprovisedextemporaneousunrehearsedoffhandunpreparedad-lib
From French impromptu, from Latin in promptu ('in readiness, at hand'), from the ablative of promptus ('readiness'), from promere ('to bring forth'), from pro- ('forth') + emere ('to take').
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