autochthonous definition
autochthonous means, in relation to a stand or seed source, either
autochthonous properly means “stemming from this very land itself” (from Greek autos = “itself, self” and chton = “earth, soil”). In the present context the term has the meaning of “either used by Vygotsky himself or created in the sphere of cooperation with research workers directly associated with him in the various fields of his activity.”