blister

This term is defined in ECSS-Q-ST-70-08C as
delamination in a distinct local area or areas

This term is defined in ECSS-Q-ST-70-10C as
delamination in the form of a localized swelling and separation between any of the layers of a lamination base material, or between base material and conductive foil or protective coating [IEC 60194 (1999-04)]”

This term is defined in ECSS-Q-ST-70-11C as
delamination in the form of a localized swelling and separation between any of the layers of a lamination base material, or between base material and conductive foil or protective coating [IEC 60194 (1999-04)]”

This term is defined in ECSS-Q-ST-70-60C as
delamination in the form of a localized swelling and separation between any of the layers of a laminated base material, or between base material and conductive foil or protective coating [IPC-T-50M]”