I. ˈismēən noun
( -s )
Etymology: Latin isthmi us, adjective, isthmian (from Greek isthmios, from isthmos isthmus) + English -an, n. suffix
1. : a native or inhabitant of an isthmus
2. usually capitalized : a native or inhabitant of the Isthmus of Panama
II. adjective
Etymology: Latin isthmi us, adjective, isthmian + English -an, adjective suffix
: of, relating to, or situated in or near an isthmus
an isthmian route
an isthmian people
as
a. often capitalized : of or relating to the Isthmus of Corinth in Greece or the games anciently held there
the Isthmian festival
b. often capitalized : of or relating to the Isthmus of Panama connecting the No. American and So. American continents
the Isthmian canal