Something that yields a substantial additional benefit; something that figuratively kills two birds with one stone. / The fashion of wearing long sleeves outside a short-sleeved shirt.

a type or instance of breeding separate strains of the same species in order to create new traits. / a type or instance of breeding members of similar albeit distinct species. i.e. horse + donkey =...

Of or relating to typology; typological.

plural of Bossler