Illustrated Companion to the Latin Dictionary/Cnodax

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. 

CNODAX (κνώδαξ). A pin or pivot, affixed to the extreme ends of an axle or cylinder, and run into a socket, so as to form a support which will enable the axle to revolve. Vitruv. x. 2. 12.