unsealedside
nounUK /ʌnˈsiːld saɪd/
US /ʌnˈsiːld saɪd/
The side of something that is not closed up tight.
The unsealedside of the box let the light shine in.
OTHER MEANINGS
2. The part of an envelope that is not stuck down.
He licked the unsealedside of the envelope to close it.
3. A side of a package that was never taped shut.
The unsealedside of the parcel showed what was inside.
4. The exposed face of something that has no cover.
Rain got into the unsealedside of the tent.