English
improvisatorial
By surface analysis, improvise + -atory + -al.
Equivalent to improvise + -atory + -al
Proto-Indo-European *weyd- ‘to see’
…
Latin vīsus ‘having been seen’
Latin prōvīsus ‘foreseen’
Latin improvisus ‘unforeseen, unexpected’
French improviser ‘to improvise’
English improvise
Today it means
adj Synonym of improvisatory.
Language periods are conventional ranges, not dates for this word.
Etymograph / improvisatorial