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tympanum

/ˈtɪm.pən.əm/noun

tympanum is spelled T-Y-M-P-A-N-U-M: 8 letters and 3 syllables. It appears about once in every 7 million words in written English, the 81,375th most frequent word form (wordfreq, 2021 data). As a noun, tympanum means “The eardrum (tympanic membrane, membrana tympanica)” (English Wiktionary, September 2026). The plural of tympanum is tympanums or tympana.

How many letters and syllables are in tympanum?

Letters8: T-Y-M-P-A-N-U-M
Syllables3 (from its American pronunciation)
In writingabout once in every 7 million words; the 81,375th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is tympanum?

Tympanum appears about once in every 7 million words in written English, the 81,375th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce tympanum?

  • /ˈtɪm.pən.əm/

Tympanum has 3 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-tympanum.wav, Wikimedia Commons (author and licence on each file's page).

Forms of tympanum

  • tympanums plural
  • tympana plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does tympanum mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    archaicA drum.

  2. 2

    The eardrum (tympanic membrane, membrana tympanica).

  3. 3

    The main portion of the middle ear: the tympanic cavity (cavitas tympani).

  4. 4

    A thin tense membrane covering the hearing organ on the leg or body of some insects, sometimes adapted (as in cicadas) for producing sound.

  5. 5

    A membranous resonator in a sound-producing organ in frogs and toads.

  6. 6

    (in certain birds) The labyrinth at the bottom of the windpipe.

  7. 7

    A vertical recessed triangular space between the sides of a pediment, typically decorated.

  8. 8

    The recessed triangular space within an arch, and above a lintel or a subordinate arch, spanning the opening below the arch.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Tympanum in Spanish, French, German and Portuguese

LanguageWords
GermanTympanum (hearing organ)
Portuguesetímpano (triangular space between the sides of a pediment)

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does tympanum come from?

Borrowed from Latin tympanum (“a drum, timbrel, tambourine; the eardrum”). Doublet of timbre, timpani, timbal, and tymbal.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

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