transcription, транскрипция: [ ˈin-trə-ˌdäs, -ˌdō; in-ˈtrā-ˌdäs ]
noun
( plural in·tra·dos -ˌdōz, -ˌdäs ; or in·tra·dos·es -ˌdä-səz)
Etymology: French, from Latin intra within + French dos back — more at dossier
Date: 1772
: the interior curve of an arch — see arch illustration