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单词 utricle
释义

WordReference Random House Unabridged Dictionary of American English © 2024
u•tri•cle  (yo̅o̅tri kəl),USA pronunciation n. 
  1. Microbiologya small sac or baglike body, as an air-filled cavity in a seaweed.
  2. Botanya thin bladderlike pericarp or seed vessel.
  3. Anatomythe larger of two sacs in the membranous labyrinth of the internal ear. Cf. saccule (def. 1).
  • Latin utriculus, diminutive of uter bag; see -cle1
  • 1725–35

Collins Concise English Dictionary © HarperCollins Publishers::
utricle /ˈjuːtrɪkəl/, utriculus /juːˈtrɪkjʊləs/ n ( pl utricles, utriculi /juːˈtrɪkjʊˌlaɪ/)
  1. the larger of the two parts of the membranous labyrinth of the internal ear
    Compare saccule
  2. the bladder-like one-seeded indehiscent fruit of certain plants, esp sedges
Etymology: 18th Century: from Latin ūtriculus diminutive of ūter bag

uˈtricular, uˈtriculate adj
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