Definition of blister in English:



  • 1A small bubble on the skin filled with serum and caused by friction, burning, or other damage.

    ‘his heels were covered in blisters’
    • ‘It may look very bright red with red bumps and blisters.’
    • ‘It will cause a skin rash with blisters or red bumps.’
    • ‘Call the doctor if your baby has a rash with blisters or bumps.’
    • ‘If the skin rash is very severe blisters and ulcers can develop.’
    • ‘These look like blisters, ulcers, or chapped areas.’
    • ‘Common causes of blisters include friction and burns.’
    • ‘Cold sores are red blisters on the lips, nostrils, cheeks, or fingers.’
    • ‘Chicken pox is contagious until all of the blisters on the skin are scabbed over.’
    • ‘Other symptoms could include swollen glands, red eyes, sore throat, diarrhea, and a rash that looks like blisters or bruises.’
    • ‘If your lipstick comes in contact with a fever blister or cold sore, throw it away.’
    • ‘Examine your feet thoroughly, looking for blisters, cuts and bruises.’
    • ‘Over the next three days the blisters developed into ulcers.’
    • ‘It is not uncommon for athletes to suffer such ailments as stress fractures, runner's knee, bunions and blisters.’
    • ‘Herpes sores usually look like blisters or cold sores.’
    • ‘Closely monitor your feet before and after exercise for any signs of potential damage, such as blisters, which can lead to ulcers if left untreated.’
    • ‘What that means is his skin blisters from the slightest friction.’
    • ‘There may also be redness around the blister, and the skin may feel hot and painful.’
    • ‘Some chemicals make the area blister and cause the wart to fall off.’
    • ‘After the area is warmed the skin will be discoloured and will blister, these blisters should not be broken, but covered with a sterile covering.’
    • ‘To prevent blisters friction should be reduced and the skin kept dry.’
    bleb, bulla, pustule, vesicle, vesication, blain
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    1. 1.1A swelling filled with air or fluid on the surface of a plant, heated metal, painted wood, etc.
      ‘check for cracks and blisters in sheet roofing felt’
      • ‘Moisture blisters usually include all paint coats down to the wood surface.’
      • ‘Mark the blister with spray paint and monitor it as part of the roofs routine maintenance.’
      • ‘The blisters usually show up in the last coat of paint and occur within a few hours to 1 or 2 days after painting.’
      • ‘If not enough time is allowed, the wallpaper may continue to expand on the wall causing bubbles or blisters.’
      • ‘While a person is feeling the tread, the entire tire should also be inspected for such safety-related damage as cuts, cracks, blisters, or bulges.’
      • ‘Their problems did not resolve immediately and some boards blistered using other company's ink.’
      • ‘Let the blister and the surrounding wood dry thoroughly before adding glue.’
      • ‘It was spherical and snooker-ball sized with deep U-grooves over its surface so that the ridges between became blisters.’
      • ‘Many were found to be developing internal cracks and big blisters.’
      • ‘Inspect the hull for blisters, distortion, and stress cracks.’
      bubble, swelling, bulge, bump, lump, protuberance
      View synonyms
    2. 1.2Medicine historical A preparation applied to the skin to form a blister.
      • ‘A physician was called, who soon after his arrival applied a blister to the throat and let another pint of blood.’
      • ‘Today I have applied a blister to my stomach, or rather on my left side.’
  • 2British informal, dated An annoying person.

    ‘the child is a disgusting little blister’


  • 1 Form blisters on the skin or other surface.

    ‘the surface of the door began to blister’
    ‘he had blistered feet’
    • ‘My feet are sweaty and blistered as if I've been walking forever.’
    • ‘The skin of victims of mustard gas blistered, the eyes became very sore and they began to vomit.’
    • ‘I could feel the skin there beginning to blister.’
    • ‘The pavement was hot and full of small stones, and his stocking feet began to blister.’
    • ‘Nine-year-old Gloria suffers from a rare painful disease that leaves her skin blistered.’
    • ‘His smooth, glowing skin began to blister and crack.’
    • ‘They will collapse and soften, and their skin will blacken and blister.’
    • ‘In rare instances the skin can blister and peel.’
    • ‘My feet were beginning to blister, and my joints ached, but finally, tired and weary, I reached the final step.’
    • ‘The skin blistered later in the day, but I wasn't around to take photos that time either.’
    • ‘This causes the skin to blister on contact, which can result in infection, sepsis, and death.’
    • ‘‘It has got progressively worse and now when I cry my face burns and begins to blister,’ she said.’
    • ‘This surface film can blister or peel if the wood is wetted or if inside water vapor moves through the house wall and wood siding because of the absence of a vapor barrier.’
    • ‘The skin had blistered over and fell into a soft pale purple color and the swelling went down.’
    • ‘They will puff up and the skin will blister slightly.’
    • ‘It turned the skin pale and it blistered on exposure to sunlight.’
    • ‘Soon everything was on fire and she watched helplessly as her skin blistered and burned.’
    • ‘Most severe forms may cause the skin to blister and peel over the entire body surface.’
    • ‘Meanwhile preheat the grill, place the peppers skin side up on a sheet of foil, on a grill tray, and heat under the grill for 5-10 mins, until the skin is charred and blistered.’
    • ‘Use thicker-fleshed chiles, such as poblanos, and allow their skin to blacken and blister without burning through the flesh.’
    1. 1.1[with object]Cause blisters to form on the surface of.
      ‘a caustic liquid which blisters the skin’
      • ‘We get waved towards the back of the plane and the exhaust trail goes back a 100 yards, inside of it it's like a furnace, you can almost feel it blistering your face.’
      • ‘Pretty soon, red and orange flames leaped around her with heat enough to warm and then blister her skin, despite the light fall of rain that started after the fire was lit.’
      • ‘Spending too much time in the sun, or not using adequate protection can blister your skin and make it peel.’
      • ‘This thing around my neck is searing and blistering my skin black and cutting off circulation to my brain and life-giving oxygen to my lungs.’
      • ‘Flames climbed one wall of the room and I choked and hacked as heat and smoke seared my lungs; blistering my skin.’
      • ‘I should have learned after blistering my hands so badly in Banbury.’
      • ‘It damages the lungs and other internal organs, and blisters the skin and eyes.’
      • ‘His parents first began to notice something was wrong when he was six months old after he badly blistered his fingers on a hot potato chip.’
      • ‘He was also suffering from bites that had severely blistered both of his legs.’
      • ‘The disease, which blisters the mouths and hooves of livestock, cannot be transmitted to humans, presenting no health risk to people eating the meat or drinking the milk of the infected cows.’
      • ‘Michael fired a bolt past his ear, singing some hair off and blistering the skin.’
      • ‘If you breathe it, it will blister your mouth and throat until you suffocate.’
      • ‘The prosthesis rubs and pulls on my leg, blistering the skin.’
      • ‘However, many of those who complain about vivisection in the make-up industry would be the first to sue a cosmetic firm if their animal-testing-free mascara blistered their skin.’
      • ‘They scurried across the boy's skin and began to bite him, blistering his skin in many places, and injecting poison into every wound.’
      • ‘I have had several blistered fingers and throbbing arms from the evil socket.’
      • ‘It made the merchants under their canopies sweat like cattle, and blistered the weathered skin of the tireless workers just outside the city.’
      • ‘I climbed them, swinging from one to another, blistering my hands and straining my muscles, all the while feeling like the surface was not getting any nearer.’


Middle English: perhaps from Old French blestre swelling, pimple.