Architecture. a monolithic reinforced-concrete structure having walls and floors in the form of slabs.
Building Trades. a window frame with pockets for sash weights.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use box frame in a sentence
A cargo-cover of light canvas not only closely fits the bottom and sides of the box-frame but overlaps the top.True Tales of Arctic Heroism in the New World | Adolphus W. Greely
To produce this effect a heavy box frame is made, and over it is tightly drawn a calf skin.Magic, Stage Illusions and Scientific Diversions Including Trick Photography | Albert A. Hopkins
The birds had taken one of these for a door, and built a nest inside, in the box frame over a window.The Children's Book of Birds | Olive Thorne Miller
At the opposite end of the box frame a counterweight was attached which balanced about 700 lb.
The leather is drawn over the springs and tacked to the outside of the open box frame.Mission Furniture | H. H. Windsor