- 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 extemporaneous 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 extemporaneously
It is a discussion of a number of very vital subjects in the free form of extemporaneously spoken words.The New Freedom
All this was uttered, of course, extemporaneously, and without the least preparation.The Station; The Party Fight And Funeral; The Lough Derg Pilgrim
extemporary (ɪkˈstɛmpərərɪ, -prərɪ)
- spoken, performed, etc, without planning or preparation; impromptu; extempore
- done in a temporary manner; improvised
Word Origin and History for extemporaneously
1650s (earlier extemporal, 1560s), from Medieval Latin extemporaneus, from Latin ex tempore (see extempore). Related: Extemporaneously.
Online Etymology Dictionary, © 2010 Douglas Harper