ultramarine

/ˌʌltɹəməˈɹiːn/

//ˌʌltɹəməˈɹiːn// adj

"ultramarine" is a 11-letter English headword indexed on PlainSpell.

The verdict

“ultramarine” is uncommon English (frequency #71,996 among 23,789 “U” headwords), classed as an adjective. The kind of spelling people second-guess.

#71,996
frequency rank, English
23,789
“U” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Beyond the sea.

Key facts for ultramarine
PropertyValue
Headwordultramarine
LanguageEnglish
Part of speechAdjective
IPA/ˌʌltɹəməˈɹiːn/
Letters11
Frequency rank#71,996
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “ultramarine” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). ultramarine lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

ultramarine is uncommon English at frequency #71,996 among 23,789 “U” headwords, classed as anadjective, transcribed /ˌʌltɹəməˈɹiːn/. Rarity is why readers land here mid-draft. 2 senses are on record.

ultramarine doesn't appear in our generated misspelling index, which points to an orthography that plays by predictable English rules. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: Borrowed from Medieval Latin ultrāmarīnus, from Latin ultrā (“beyond”) + marīnus (“of or relating to the sea, marine”). By surface analysis, ultra + marine. Noun sense 1 (“pigment”) refers to the fact that lapis lazuli was obtained from foreign countries an… The correct English form is ultramarine, spelled U-L-T-R-A-M-A-R-I-N-E.

Definition

  1. 1
    Beyond the sea.
  2. 2
    Of a brilliant dark blue or slightly purplish color like that of the pigment (noun sense 1).

Etymology

Borrowed from Medieval Latin ultrāmarīnus, from Latin ultrā (“beyond”) + marīnus (“of or relating to the sea, marine”). By surface analysis, ultra + marine. Noun sense 1 (“pigment”) refers to the fact that lapis lazuli was obtained from foreign countries and hence “beyond the sea”.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "ultramarine"?
"ultramarine" is spelled U-L-T-R-A-M-A-R-I-N-E. The IPA pronunciation is /ˌʌltɹəməˈɹiːn/.
What does "ultramarine" mean?
As an adjective, "ultramarine" means: Beyond the sea.
How do you pronounce "ultramarine"?
The IPA (International Phonetic Alphabet) transcription for "ultramarine" is /ˌʌltɹəməˈɹiːn/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "ultramarine"?
Borrowed from Medieval Latin ultrāmarīnus, from Latin ultrā (“beyond”) + marīnus (“of or relating to the sea, marine”). By surface analysis, ultra + marine. Noun sense 1 (“pigment”) refers to the fact that lapis lazuli was obtained from foreign co... See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “ultramarine”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is U-L-T-R-A-M-A-R-I-N-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˌʌltɹəməˈɹiːn/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list