The word 'voile' is a direct borrowing from French, where it simply means 'veil'. The French term itself derives from the Latin 'vēla', the plural of 'vēlum', meaning 'a covering, curtain, or sail'. This Latin root can be traced back to the Proto-Indo-European root weg-, meaning 'to weave' or 'to bind', which is also the ancestor of words like 'veil' and 'reveal'. The semantic journey from a general 'covering' to a specific, lightweight fabric used in clothing and curtains illustrates a process of material specialization while retaining the core concept of a delicate, see-through covering.

The word is a simplex loanword from French. It cannot be meaningfully segmented into smaller morphemes within the English spelling.