blister

IPA: bɫˈɪstɝ

A small bubble between the layers of the skin that contains watery or bloody fluid and is caused by friction and pressure, burning, freezing, chemical irritation, disease, or infection.
A swelling on a plant.
(medicine) Something applied to the skin to raise a blister; a vesicatory or other applied medicine.
A bubble, as on a painted surface.
(roofing) An enclosed pocket of air, which may be mixed with water or solvent vapor, trapped between impermeable layers of felt or between the membrane and substrate.
A type of pre-formed packaging made from plastic that contains cavities.
A cause of annoyance.
(uncountable) A form of smelted copper with a blistered surface.

Examples of "blister" in Sentences

I buy the Raid in blister packs of three at Costco.
Not much pain, though the newish blister is tender.
Remember how Accutane came in blister packs, and the no-pregnancy symbols on the back of _every_ _single_ _blister_?
Since Mexican meds come in blister packs that don't come out to 30 or 60 resign yourself to loosing reimbursement on the couple extra pills.
But plastic wrapped things, shrink-wrapped items, equipment sold in blister packs or sealed in a stiff transparent plastic, those we did not have … much.