, in Architecture, a term used for a little square corner of a room, cut off from the rest of the room by the wainscot; frequent in the ancient buildings, but now disused.
Portal is sometimes also used for a little gate, portella; where there are two gates, a large and a small one.
Portal is sometimes also used for a kind of arch of joiner's work before a door.
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Entry taken from A Mathematical and Philosophical Dictionary, by Charles Hutton, 1796.
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