1371 in D. M. Owen (1984) 326 5s 4d solutis pro bordis pro cyntrers et kreles.
1411 Fabric Roll in (1904) 15 170 Payed for iiij popyl bordys bought in market for syntrees to j vice.
1435 in J. Stuart & G. Burnett (1880) IV. 619 Viginti octo plankis, sex sintreis vitri [etc.].
(Harl. 221) 456 Syyntyr, or [read of] masonrye [1499 Pynson syyntir of masunry, a1500 King's Cambr. sintyr of masonry], sinctorium [1499 Pynson cingatorium].
c1450 J. Capgrave (Bodl. 423) (1911) 38 (MED) Þis temple..myth not haue so grete sintiris as þe arches ar wyde, and þerfor he ded make a grete hill of erde and couchid all þese uoutes þerupon.
1511–12 in J. B. Paul (1902) IV. 275 For syntreis to the werk of the revestre.
1530 J. Palsgrave iii. f. lxiv/1 Synter of masonry.
1578–9 Treasurer's Accts. Burgh Haddington (National Archives Scotl.: GD/1/413/4) in at Centreis For bigging vp of the windois of the auld scule,..and strykin of the cintreis & scaffeting.
1672 in C. S. Romanes (1915) II. 322 Soe meikle timber as to be synetries [printed fynetries] to the said bridge.
1760 S. Riou xii. 71 The manner of taking down the cintres of a bridge, demands all the attention of him by whose inspection the work has been brought to its last period.
1824 J. Elmes (at cited word) Cintres should always be formed of the exact shape of the intended arch, groin, &c.
1826 163/1 Décintrement, removing of the mould or cintres of an arch after it is built.