[f. CONCAVE a.: cf. L. concavāre in same sense.] trans. To make concave; † to vault, arch over or round.
1652. Benlowes, Theoph., X. lxvi. Pride concavd Satans hall.
1795. Anna Seward, Lett., 16 Nov., IV. 118. That western bay [Cardigan] concaved by vast mountains.
1818. J. Brown, Psyche, 15. A smile (tho none for sundry years Concavd her cheek) for once appears.