oc·ta·stich \ˈäktəˌstik\noun alsooc·tas·ti·chon\äkˈtastəˌkän\ (pluraloctastichs \-ks\ ; alsooctasti·cha \-stə̇kə\) Etymology: Late Greek oktastichon, neuter of oktastichos consisting of eight lines, from Greek okta- octa- + stichos line; akin to Greek steichein to go — more at stair : a verse unit of eight lines