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involution

/ɪnvəˈluːʃən/noun

involution is spelled I-N-V-O-L-U-T-I-O-N: 10 letters. It appears about once in every 9 million words in written English, the 88,353rd most frequent word form (wordfreq, 2021 data). As a noun, involution means “Entanglement; a spiralling inwards; intricacy” (English Wiktionary, September 2026). The plural of involution is involutions.

How many letters and syllables are in involution?

Letters10: I-N-V-O-L-U-T-I-O-N
In writingabout once in every 9 million words; the 88,353rd most frequent word form
Wrong spellings searchednone measured in search

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

How common is involution?

Involution appears about once in every 9 million words in written English, the 88,353rd 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 involution?

  • /ɪnvəˈluːʃən/

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

Forms of involution

  • involutions plural

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

What does involution mean?

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

noun

  1. 1

    Entanglement; a spiralling inwards; intricacy.

  2. 2

    A complicated grammatical construction.

  3. 3

    An endofunction whose square is equal to the identity function; a function equal to its inverse.

  4. 4

    The shrinking of an organ (such as the uterus) to a former size.

  5. 5

    The regressive changes in the body occurring with old age.

  6. 6

    obsoleteA power: the result of raising one number to the power of another.

  7. 7

    A cessation of development or progress involving intense inner competition.

  8. 8

    A state of increased competition for limited resources, requiring great effort to stay ahead.

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

Involution in Spanish, French, German and Portuguese

LanguageWords
GermanEinrollen (entanglement; a spiralling inwards), Involution (mathematics; an endofunction whose square is…), Rückbildung (shrinking of an organ to a former size)
Frenchinvolution (mathematics; an endofunction whose square is…)
Spanishinvolución (regressive changes in the body occurring with…)

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 involution come from?

From Latin involūtiō, from involvō.

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

What to look up after involution