noun
Etymology: doubleheader
: a door or window lintel made from two pieces of lumber placed upright next to each other and usually nailed or bolted together
noun
Etymology: doubleheader
: a door or window lintel made from two pieces of lumber placed upright next to each other and usually nailed or bolted together
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012