Adjective
semi-circular (comparative more semi-circular, superlative most semi-circular)
Alternative spelling of semicircular
A unique feature is the use of semi-circular arches. Source: Internet
Benton Art of the Middle Ages p. 55 Romanesque buildings have massive stone walls, openings topped by semi-circular arches, small windows, and, particularly in France, arched stone vaults. Source: Internet
Another signature element of Sullivan's work is the massive, semi-circular arch. Source: Internet
Courtyard of Palazzo Strozzi, Florence In the Mannerist period the “Palladian” arch was employed, using a motif of a high semi-circular topped opening flanked with two lower square-topped openings. Source: Internet
A processional entrance at the semi-circular end,. prior to the erection there of Titus' triumphal arch, is assumed by most modern sources. Source: Internet
A Palladian window is a symmetrical, three-part window that has a semi-circular fanlight placed atop the central portion of the window. Source: Internet