also: デットスペース
hard-to-use space; wasted space
Refers to awkward or unusable areas in a room, apartment, or building layout, such as narrow corners or oddly shaped nooks. Common in real estate and interior design contexts.
This room has a lot of dead space, making it hard to arrange furniture.
Military term for an area that cannot be effectively covered by direct fire or observation, such as behind a ridge or inside a defilade.
The enemy artillery fire fell into dead space and did not reach our troops.
respiratory dead space
Medical term for the portion of the respiratory tract where no gas exchange occurs, such as the trachea and bronchi. Also called 死腔.
See also: 死腔
Anatomical dead space occupies part of the airway volume.