imperscriptible

Related to imperscriptible: imperceptible

imperscriptible

(ˌɪmpəˈskrɪptɪbəl)
adj
not supported by written authority
[C19: from im- (not) + Latin perscribere to write down]
References in periodicals archive ?
43) Under that statute, moral rights were "perpetual, inalienable, and imperscriptible.