al·i·men·ta·ry \|alə|mentərē, -n.trē, -ri\adjective Etymology: Latin alimentarius, from alimentum + -arius -ary 1.: of, concerned with, or relating to nourishment or to the function of nutrition : nutritive < alimentary processes of the body > 2.: having to do with sustenance or maintenance : furnishing maintenance < that great alimentary thoroughfare of the blossomed desert — A.B.Guthrie >