sə̇ˈna(a)rēəs, sēˈ-, -ˈnär- noun
also se·nar·i·an -rēən
( plural se·nar·ii -rēˌī ; also senarians )
Etymology: senarius from Latin, from senarius consisting of six each, from seni six each (from sex six) + -arius -ary; senarian from Latin senarius + English -an — more at six
: a verse of six feet in Latin prosody ; especially : the classical iambic trimeter