bulla

名词 n.
中文释义

英文释义

名词 n.
  1. A blister, vesicle, or other thin-walled cavity or lesion, as
  2. A rich Jamaican cake made with molasses and spiced with ginger and nutmeg. countable,uncountable
  3. A blister, vesicle, or other thin-walled cavity or lesion, as:; (usually and especially) Such a blister that is more than 5 mm in diameter.
  4. A clay envelope or hollow ball, typically with seal impressions or writing on its outside indicating its contents.
  5. In ancient Rome, a kind of amulet or boss. historical
  6. A handwritten document from the papal chancellery. historical
  7. Any of several hollow structures as features of bones.
    — auditory bulla;   ethmoid bulla
  8. Any of several hollow structures as features of bones.; The tympanic part of a temporal bone (having a bubble-like appearance).

词形变化

bullae plural bullas plural

词汇关系

衍生词
bullectomy
相关词
bullous

词源

Borrowed from Latin bulla (“bubble”). Doublet of bill and bull (“papal bull; bubble”).
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