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单词 tympanum
释义

tympanum

[ tim-puh-nuhm ]
/ ˈtɪm pə nəm /
SEE SYNONYMS FOR tympanum ON THESAURUS.COM

noun, plural tym·pa·nums, tym·pa·na [tim-puh-nuh]. /ˈtɪm pə nə/.

Anatomy, Zoology.
  1. middle ear.
  2. tympanic membrane.
Architecture.
  1. the recessed, usually triangular space enclosed between the horizontal and sloping cornices of a pediment, often decorated with sculpture.
  2. a similar space between an arch and the horizontal head of a door or window below.
Electricity. the diaphragm of a telephone.
a drum or similar instrument.
the stretched membrane forming a drumhead.

Origin of tympanum

1610–20; <Latin <Greek týmpanon drum, akin to týptein to beat, strike

Words nearby tympanum

tympanoplasty, tympanostomy, tympanostomy tube, tympanotomy, tympanous, tympanum, tympany, Tyndale, Tyndall, Tyndall beam, Tyndall effect
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for tympanum

British Dictionary definitions for tympanum

tympanum
/ (ˈtɪmpənəm) /

noun plural -nums or -na (-nə)

  1. the cavity of the middle ear
  2. another name for tympanic membrane
any diaphragm resembling that in the middle ear in function
Also called: tympan architect
  1. the recessed space bounded by the cornices of a pediment, esp one that is triangular in shape and ornamented
  2. the recessed space bounded by an arch and the lintel of a doorway or window below it
music a tympan or drum
a scoop wheel for raising water

Word Origin for tympanum

C17: from Latin, from Greek tumpanon drum; related to Greek tuptein to beat
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for tympanum

tympanum

n. pl. tym•pa•nums

middle ear
eardrum
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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更新时间:2024/9/22 12:47:39