2. That which is original to a particular country, or which had there its origin.

AUTOCHTHONAL; AUTHOCHTHONIC; AUTOCHTHONOUS
Au*toch"tho*nal, Au`thoch*thon"ic, Au*toch"tho*nous, a.

Defn: Aboriginal; indigenous; native.

AUTOCHTHONISM
Au*toch"tho*nism, n.

Defn: The state of being autochthonal.

AUTOCHTHONY
Au*toch"tho*ny, n.

Defn: An aboriginal or autochthonous condition.

AUTOCLASTIC
Au`to*clas"tic, a. [See Auto-; Clastic.] (Geol.)

Defn: Broken in place; — said of rocks having a broken or brecciated structure due to crushing, in contrast to those of brecciated materials brought from a distance.

AUTOCLAVE
Au"to*clave, n. Etym: [F., fr. Gr. clavis key.]