impromptu
UK[ɪmˈprɒmptjuː]US[ɪmˈprɑːmptuː]
adj
Done or said without any preparation or planning
n
A short piece of music, speech, or performance that is done without preparation
Etymology
The word 'impromptu' entered English in the mid-17th century directly from the French 'impromptu,' which itself was borrowed from the Latin phrase "in promptu." This Latin phrase, meaning "in readiness," is formed from "in" (in) and "promptus" (ready, at hand). The semantic journey is elegantly logical: something that is "at hand" or "in readiness" can be produced immediately, without prior preparation. Over time, this literal sense of availability evolved into the modern abstract meaning, specifically applied to speeches, performances, or actions that are devised and executed on the spur of the moment.
Analysis
The word is a loanword from French, adopted as a complete lexical unit. It originates from the Latin phrase "in promptu," meaning "in readiness" or "at hand."
Examples
The speaker gave an impromptu speech after being called to the stage.
The pianist entertained the guests with a delightful impromptu.
An impromptu meeting was called to address the urgent issue.