| adv. | 1. | Without previous study or meditation; without preparation; on the spur of the moment; suddenly; extemporaneously; |
| Adj. | 1. | extempore - with little or no preparation or forethought; "his ad-lib comments showed poor judgment"; "an extemporaneous piano recital"; "an extemporary lecture"; "an extempore skit"; "an impromptu speech"; "offhand excuses"; "trying to sound offhanded and reassuring"; "an off-the-cuff toast"; "a few unrehearsed comments" Synonyms: extemporaneous, extemporary, impromptu, off-the-cuff, offhand, offhanded, unrehearsed, ad-lib |
| Adv. | 1. | extempore - without prior preparation; "he spoke extemporaneously" Synonyms: extemporaneously, extemporarily |