σελίδιον

τό
A. column of a papyrus or mathematical table, Plb. 5.33.3 (v.l.), Ptol. Geog. 2.1.3, Alm. 6.7, al., Vett.Val. 303.26, Suid.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project