storm window

noun

Meaning

A (originally detachable) second window attached on the exterior side of a window in climates with harsh winters, to add an insulating layer of still air between the outside and inside.

Etymology / origin

No prose etymology has been added yet.

No ancestor words have been linked yet.

Related words

storm sash(English)vent window(English)window(English)awning window(English)window frame(English)picture window(English)windowframe(English)loop-window(English)

Descendant words

No descendant words have been linked yet.

Sources

DictionaryAPI.dev English dictionary data