hernia (n.)

*gherə-, Proto-Indo-European root meaning "gut, entrail." 

It forms all or part of: Chordata; chordate; chord (n.2) "structure in animals resembling a string;" chorion; cord; cordon; harpsichord; haruspex; hernia; notochord; yarn.

It is the hypothetical source of/evidence for its existence is provided by: Sanskrit hira "vein; band;" Latin hernia "rupture;" Greek khorde "intestine, gut-string;" Lithuanian žarna "guts, leather bag;" Old English gearn, Old High German garn "yarn" (originally made of dried gut), Old Norse gorn "gut."

early 15c., from Medieval Latin hernialis, from hernia (see hernia).

1875, from hernia (q.v.) + -ation, element forming nouns of action.