flat arch

noun
an arch with mutually supporting voussoirs that has a straight horizontal extrados and intrados
Syn: ↑straight arch
Hypernyms: ↑arch

* * *

noun
: a spanning member constructed of mutually supporting voussoirs and having a straight or almost straight horizontal intrados and extrados

* * *

Archit.
an arch having a more or less flat intrados and extrados with voussoirs radiating from a center below the arch. See illus. under arch. Also called jack arch.
[1705-15]

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n. Architecture an arch with a flat lower or inner curve. See also jack arch

Useful english dictionary. 2012.

Look at other dictionaries:

  • Flat arch — Flat Flat (fl[a^]t), a. [Compar. {Flatter} (fl[a^]t r[ e]r); superl. {Flattest} (fl[a^]t t[e^]st).] [Akin to Icel. flatr, Sw. flat, Dan. flad, OHG. flaz, and AS. flet floor, G. fl[ o]tz stratum, layer.] 1. Having an even and horizontal surface,… …   The Collaborative International Dictionary of English

  • flat arch — Archit. an arch having a more or less flat intrados and extrados with voussoirs radiating from a center below the arch. See illus. under arch. Also called jack arch. [1705 15] * * * …   Universalium

  • Arch — • A structure composed of separate pieces, such as stone or bricks, having the shape of truncated wedges, arranged on a curved line so as to retain their position by mutual pressure Catholic Encyclopedia. Kevin Knight. 2006. Arch     Arch …   Catholic encyclopedia

  • Flat — (fl[a^]t), a. [Compar. {Flatter} (fl[a^]t r[ e]r); superl. {Flattest} (fl[a^]t t[e^]st).] [Akin to Icel. flatr, Sw. flat, Dan. flad, OHG. flaz, and AS. flet floor, G. fl[ o]tz stratum, layer.] 1. Having an even and horizontal surface, or nearly… …   The Collaborative International Dictionary of English

  • Flat cap — Flat Flat (fl[a^]t), a. [Compar. {Flatter} (fl[a^]t r[ e]r); superl. {Flattest} (fl[a^]t t[e^]st).] [Akin to Icel. flatr, Sw. flat, Dan. flad, OHG. flaz, and AS. flet floor, G. fl[ o]tz stratum, layer.] 1. Having an even and horizontal surface,… …   The Collaborative International Dictionary of English

  • Flat chasing — Flat Flat (fl[a^]t), a. [Compar. {Flatter} (fl[a^]t r[ e]r); superl. {Flattest} (fl[a^]t t[e^]st).] [Akin to Icel. flatr, Sw. flat, Dan. flad, OHG. flaz, and AS. flet floor, G. fl[ o]tz stratum, layer.] 1. Having an even and horizontal surface,… …   The Collaborative International Dictionary of English

  • Flat chisel — Flat Flat (fl[a^]t), a. [Compar. {Flatter} (fl[a^]t r[ e]r); superl. {Flattest} (fl[a^]t t[e^]st).] [Akin to Icel. flatr, Sw. flat, Dan. flad, OHG. flaz, and AS. flet floor, G. fl[ o]tz stratum, layer.] 1. Having an even and horizontal surface,… …   The Collaborative International Dictionary of English

  • Flat file — Flat Flat (fl[a^]t), a. [Compar. {Flatter} (fl[a^]t r[ e]r); superl. {Flattest} (fl[a^]t t[e^]st).] [Akin to Icel. flatr, Sw. flat, Dan. flad, OHG. flaz, and AS. flet floor, G. fl[ o]tz stratum, layer.] 1. Having an even and horizontal surface,… …   The Collaborative International Dictionary of English

  • Flat nail — Flat Flat (fl[a^]t), a. [Compar. {Flatter} (fl[a^]t r[ e]r); superl. {Flattest} (fl[a^]t t[e^]st).] [Akin to Icel. flatr, Sw. flat, Dan. flad, OHG. flaz, and AS. flet floor, G. fl[ o]tz stratum, layer.] 1. Having an even and horizontal surface,… …   The Collaborative International Dictionary of English

  • Flat paper — Flat Flat (fl[a^]t), a. [Compar. {Flatter} (fl[a^]t r[ e]r); superl. {Flattest} (fl[a^]t t[e^]st).] [Akin to Icel. flatr, Sw. flat, Dan. flad, OHG. flaz, and AS. flet floor, G. fl[ o]tz stratum, layer.] 1. Having an even and horizontal surface,… …   The Collaborative International Dictionary of English

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