Of a people or their language: pure, unmixed. Latterly only in mere Irish and related expressions, in which mere is sometimes interpreted as…

Of unmixed ancestry, origin, or descent; pure-bred; = pure blood, adj. Also figurative.

= pure-blooded, adj. Also in extended use: absolutely representative of or true to a given type or category.

Chiefly with hyphen. Of unmixed origin or descent; pure-bred.

Of a person: of unmixed descent; descended from a single ethnic group.

pertaining or relating to a holethnos.