firewall or firewall..
(From fireandcut ).
1. m. Agr. Wide sidewalk that is left in the fields and mountains so not to spread the fires.
2. m. Arq. All wall of factory, without any wood, and a competent thick, which rises from the bottom of the building up above the easel, in order that, if there is fire on one side, not can it communicate to each other.
