• WordNet 3.6
    • adj extemporary 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"
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Webster's Revised Unabridged Dictionary
    • Extemporary Extemporaneous. "In extemporary prayer."
    • Extemporary Made for the occasion; for the time being. "Extemporary habitations."
    • ***
Century Dictionary and Cyclopedia
    • extemporary Composed, performed, uttered, or applied without previous study or preparation: as, an extemporary sermon.
    • extemporary Made or procured for the occasion or for the present purpose; extemporaneous.
    • extemporary Synonyms See extemporaneous.
    • ***
Chambers's Twentieth Century Dictionary
    • adjs Extemporary done on the spur of the moment: hastily prepared: speaking extempore: done without preparation: off-hand
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Chambers's Twentieth Century Dictionary
L. ex, out of, tempus, temporis, time.


In literature:

The principle upon which extemporary prayer was originally introduced, is no longer admitted.
"A Journey to the Western Isles of Scotland" by Samuel Johnson
Amidst such circumstances, extemporary gaiety cannot always be found.
"The Memoirs of Count Grammont, Complete" by Anthony Hamilton
He wrote essays, squibs, and pamphlets for an extemporary support.
"Damon and Delia" by William Godwin
He despised purely extemporary efforts; he did not believe in them.
"Beacon Lights of History, Volume XII" by John Lord
He knew that extemporary verses are never approved of by any but by the person in whose honor they are written.
"Library of the World's Best Mystery and Detective Stories" by Edited by Julian Hawthorne
In this case steps were cut in it with an ice axe from our extemporary ladder, and Captain Scott and I got up first.
"The Worst Journey in the World, Volumes 1 and 2" by Apsley Cherry-Garrard
They sat as still and attentive around him, as though before an extemporary preacher.
"Henry Brocken" by Walter J. de la Mare
Unfortunately for him, he wasn't present at the extemporary meeting that reversed Bayne's action in calling the strike.
"Null-ABC" by Henry Beam Piper and John Joseph McGuire
The extemporary character of their contrivance and expedients, is sufficiently apparent.
"The History of Tasmania, Volume I (of 2)" by John West
I was born for extemporary speaking.
"The Atlantic Monthly, Volume 14, No. 86, December, 1864" by Various