the world > space > relative position > inclination > [adjective] > inclined from level or sloping > sloping upwards all round (5)
That resembles an amphitheatre; rising all round like the tiered seating of an amphitheatre; = amphitheatric, adj. 2.
Resembling an amphitheatre; = amphitheatric, adj. 2.
Resembling an amphitheatre; rising all round like the tiered seating of an amphitheatre.
Resembling a theatre or amphitheatre in shape or formation.
= theatric, adj. 1b. Obsolete.