Illustrated Companion to the Latin Dictionary/Septunx
This article incorporates text from a publication now in the public domain: Rich, Anthony (1849). The illustrated companion to the Latin dictionary, and Greek lexicon. p. vi. OCLC 894670115. https://archive.org/details/illustratedcompa00rich.
SEPTUN'X. Seven-twelfths of any whole, as of an As; a nominal piece of money, never in actual coinage. Varro, L. L. v. 171.