amphitheatricallyadv.
/ˌamfᵻθɪˈatrᵻkli/, /ˌampᵻθɪˈatrᵻkli/, U.S. /ˌæm(p)fəθiˈætrək(ə)li/, /ˌæmpəθiˈætrək(ə)li/ In the manner of an amphitheatre or the tiered seating of an amphitheatre.
ΘΚΠ
the world > space > relative position > inclination > [adverb] > slopingly > sloping upwards all round
theatre-wise1629
amphitheatrically1716
theatrically1751
1716 Town-Talk No. 4. 42 Seats for the Audience Amphitheatrically built.
1794 A. Radcliffe Myst. of Udolpho III. ix. 314 How vivid the shrubs, that embowered the slopes, with the woods, that stretched amphitheatrically along the mountains!
1876 E. G. Ravenstein tr. E. Reclus Earth & Inhabitants I. 100 Beyond the white walls of the Seraglio and its masses of verdure rise here amphitheatrically..the houses of Stamboul.
1920 Current Opinion Apr. 56/2 Amphitheatrically ascending, it contains well above 3000 seats, from all of which a good perspective may be had.
2008 Sunday Mail (Queensland) (Nexis) 30 Mar. 2 The bustling harbour is..enclosed by distinctive 17th and 18th century Venetian-built stone mansions that ascend amphitheatrically.
This entry has been updated (OED Third Edition, June 2021; most recently modified version published online December 2021).
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adv.1716