One of the mysteries of the English language finally explained.
A large blister containing serous fluid.
bleb, pustule, vesicle, vesication, blainView synonyms
- ‘Porphyria cutanea tarda presents with photosensitivity, skin fragility, bruising, and vesicles and bullae that can become hemorrhagic.’
- ‘It may change colour sequentially from a red-purple to a dusky blue before progressing to necrosis and formation of bullae and eventually becoming haemorrhagic.’
- ‘The bullous form of impetigo presents as a large thin-walled bulla containing serous yellow fluid.’
- ‘Within three weeks, his toes turned black and serous-filled bullae erupted.’
- ‘Patients with gonococcal infection may have a rash, pustules, or hemorrhagic bullae.’
- 1.1 An abnormal air-filled cavity in the lung.
space, chamber, hollow, hole, pocket, pouchView synonyms
- ‘Finding a large, ruptured emphysematous bulla makes resection mandatory.’
- ‘In the early stages of the disease the alveolar walls appear perfectly normal while in the later stages, fibrosis of the alveolar wall with blebs and bullae is common.’
- ‘Examination of the surgical specimen revealed a lobe of lung with focal hemorrhage and subpleural bullae.’
- ‘His chest x ray showed bullae but no collapse, although an emergency computed tomogram confirmed a large, right sided pneumothorax.’
- ‘Thus, the resection of the bullous area has to be done with care, and the entire lung should be inspected for other blebs or bullae.’
A rounded prominence.
protuberance, projection, swelling, bump, bulge, lumpView synonyms
- ‘The skulls of chinchilla rats have long and narrow rostra, a rounded braincase, enlarged bullae, and delicate zygomatic arches.’
- ‘The prootic is a paired bone that forms the anterior lateral face of the auditory bulla.’
- ‘Directly observable from fossils, the ancestral cetacean also had a pachyostotic bulla and elongate molar shear facets.’
- ‘On the ventral surface of the cranium, the bullae are small, and the paroccipital processes are long and straight.’
- ‘The jugular process is enlarged and the tympanic projection is extended anteriorly from the ventral surface of the tympanic bulla.’
3A round seal attached to a papal bull, typically made of lead.
- ‘One venerable conjecture was that it began as a contemptuous reference to papal edicts known as bulls (from the bulla, or seal, appended to the document).’
- ‘‘The discovery is of considerable archaeological interest’, says Pestell. ‘Not only are bullae of this date incredibly rare, so are any seals’.’
Latin, literally ‘bubble’.
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