crown postn.
/ˈkraʊn ˌpəʊst/, U.S. /ˈkraʊn ˌpoʊst/ The middle post of a trussed roof, which supports the highest part of the roof; = king post n. 1.
ΘΚΠ
society > inhabiting and dwelling > inhabited place > a building > parts of building > framework of building > [noun] > roof-beam > rafter > posts
pendant1359
pendant-post1359
side post1625
crown post1663
king piece1663
king post1669
hip pole1783
queen post1797
king1811
queen1811
middle post1819
ashlar-piece1869
wall-post1871
pendentive1893
1663 W. Pope Of Roofs in G. Richards tr. A. Palladio 1st Bk. Archit. xlviii. 218 King piece, Crown post, or Joggle piece.
1703 R. Neve City & Countrey Purchaser 122 Crown-post, is that Post, which (in some Buildings) stands upright in the middle..It is also call'd a King-piece.
1824 H. Dutton Statist. & Agric. Surv. County of Galway v. 506 Repairing crown post, glazing, &c. [£]30 0 [s.] 0 [d.].
1869 P. A. Nuttall Dict. Sci. Terms 104/1 Crown-post is the trust-post that sustains the tie-beam and rafters of a roof.
1906 C. F. Mitchell & G. A. Mitchell Building Constr. (ed. 5) xii. 520 This [beam] is supported on brackets secured to uprights termed crown posts, which transmits the weight to the centre of the arch.
1992 National Trust Mag. Autumn 28/1 The fourteenth-century crownposts, glimpsed through a seventeenth-century ceiling.
Compounds
General attributive, as crown-post roof, crown-post truss, etc.
ΚΠ
1868 Technologisches Wörterbuch III. 292/2 Crown-post-truss.
1869 C. Rumpf et al. Technologisches Wörterbuch (ed. 2) I. 238/2 King-post roof, crown-post roof.
1967 P. Smith in J. Thirsk Agrarian Hist. Eng. & Wales IV. xi. 771 (caption) Lowland and south-eastern: box-frame and crown-post rafter roof.
2003 D. T. Yeomans Repair Hist. Timber Structures ii. 27 Many domestic buildings had crown post roofs to solve the problem of stability.
This entry has been updated (OED Third Edition, June 2014; most recently modified version published online March 2022).
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n.1663