- done, spoken, performed, etc., without special advance preparation; impromptu: an extemporaneous speech.
- previously planned but delivered with the help of few or no notes: extemporaneous lectures.
- speaking or performing with little or no advance preparation: extemporaneous actors.
- made for the occasion, as a shelter.
Origin of extemporaneous
SynonymsSee more synonyms for on Thesaurus.com
1, 2. Extemporaneous ( extempore ), impromptu, improvised are used of expression given without preparation or only partial preparation. Extemporaneous and impromptu may both refer to speeches given without any preparation: an extemporaneous ( impromptu ) speech. Extemporaneous may also refer to a speech given from notes or an outline: extemporaneous lectures. Impromptu also refers to poems, songs, etc., delivered without preparation and at a moment's notice. Improvised is applied to something composed (recited, sung, acted), at least in part, as one goes along: an improvised piano accompaniment.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for extemporaneous
But extemporaneous speech is not his strongest suit; Kanye expresses himself much better creatively than he does in conversation.In Defense of Kanye West
December 4, 2013
Ever try to tear off a lot of extemporaneous lies, twenty to the minute?Shorty McCabe
This is according to the experience of all extemporaneous speakers.Hints on Extemporaneous Preaching
It was an extemporaneous prayer; but it lacked no detail on that account.The Brentons
Anna Chapin Ray
There was no fear of the extemporaneous, of variety spicing her infinite custom.Strictly Business
How does the impromptu remark often differ from the extemporaneous?English Synonyms and Antonyms
James Champlin Fernald
extemporary (ɪkˈstɛmpərərɪ, -prərɪ)
- spoken, performed, etc, without planning or preparation; impromptu; extempore
- done in a temporary manner; improvised
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for extemporaneous
1650s (earlier extemporal, 1560s), from Medieval Latin extemporaneus, from Latin ex tempore (see extempore). Related: Extemporaneously.
Online Etymology Dictionary, © 2010 Douglas Harper