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intrados

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noun in·tra·dos \ˈin-trə-ˌdäs, -ˌdō; in-ˈtrā-ˌdäs\

Definition of intrados

plural intrados \-ˌdōz, -ˌdäs\ or intradosesplay \-ˌdä-səz\

  1. :  the interior curve of an arch — see arch illustration



Origin of intrados

French, from Latin intra within + French dos back — more at dossier


First Known Use: 1772


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a division or portion of a pool or whole

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