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general::
noun ADJ. pointed, round, semi-circular | brick, iron, masonry, stone | monumental, triumphal | Gothic, Romanesque, etc. | proscenium, railway an old theatre with a proscenium arch Mean little houses clustered under the railway arches. VERB + ARCH build, erect This huge triumphal arch was erected at the beginning of this century. | form, make The branches of the trees formed an arch over the bench. PREP. beneath an/the ~, through an/the ~, under an/the ~ We rode under the arch.
Oxford Collocations Dictionary