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extrados

Line breaks: ex|tra¦dos
Pronunciation: /ɪkˈstreɪdɒs
 
, ɛk-/

Definition of extrados in English:

noun

Architecture
The upper or outer curve of an arch. Often contrasted with intrados.
Example sentences
  • The outer boundaries of a voussoir are the extrados.
  • It is quite natural to obtain greater values at the intrados and smaller ones at the extrados since the inside fiber of the pipe is under compression while at the same time the outside fiber is under tension, during bending.

Origin

late 18th century: from French, from Latin extra 'outside' + French dos 'back' (from Latin dorsum).

Definition of extrados in:

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