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seminal

/ˈsɛmɪnəl/adjective

seminal is spelled S-E-M-I-N-A-L: 7 letters and 3 syllables. It appears 1.9 times per million words in written English, the 20,356th most frequent word form (wordfreq, 2021 data). As an adjective, seminal means “Of or relating to seed or semen” (English Wiktionary, September 2026).

How many letters and syllables are in seminal?

Letters7: S-E-M-I-N-A-L
Syllables3 (from its American pronunciation)
In writing1.9 times per million words; the 20,356th most frequent word form
Wrong spellings searchednone measured in search
Sounds like

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 seminal?

Seminal appears 1.9 times per million words in written English, the 20,356th 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 seminal?

  • /ˈsɛmɪnəl/

Seminal 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-seminal.wav, Wikimedia Commons (author and licence on each file's page).

Words people confuse with seminal

Sounds like: Seminole (Wiktionary's homophone list; some hold only in some accents).

Sources: English Wiktionary (homophones, alternative spellings).

Forms of seminal

  • more seminal comparative
  • most seminal superlative

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

What does seminal mean?

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

adjective

  1. 1

    Of or relating to seed or semen.

  2. 2

    Creative or having the power to originate.

  3. 3

    Highly influential, especially in some original way, and providing a basis for future development or research.

    "The Structure of Scientific Revolutions" was a seminal work in the modern philosophy of science.

noun

  1. 1

    obsoleteA seed.

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

Seminal in Spanish, French, German and Portuguese

LanguageWords
Frenchséminal (of or relating to seed or semen), créatif, reproductif, fondateur, fécond (creative or having the power to originate), influent (highly influential)
GermanSaat-, Samen-, spermatisch (of or relating to seed or semen), fruchtbar, produktiv (creative or having the power to originate), grundlegend (highly influential)
Portugueseseminal (of or relating to seed or semen)
Spanishseminal (of or relating to seed or semen), germinal (creative or having the power to originate), influyente (highly influential)

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 seminal come from?

From Middle English seminal, semynal, from Old French seminal, seminale, from Latin sēminālis, ultimately from oblique stem of Latin sēmen, sēminis (“seed”) + -al.

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

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