foraminifera

/ˌfɒɹəmɪˈnɪfəɹə/

//ˌfɒɹəmɪˈnɪfəɹə// noun

"foraminifera" is a 12-letter English headword indexed on PlainSpell.

The verdict

“foraminifera” is uncommon English (frequency #83,256 among 18,613 “F” headwords), classed as a noun. The kind of spelling people second-guess.

#83,256
frequency rank, English
18,613
“F” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Synonym of foraminifer (“any of a large group of aquatic amoeboid protists of the subphylum Foraminifera, characterized by streaming granular ectoplasm that among other things is used for catching ...

Key facts for foraminifera
PropertyValue
Headwordforaminifera
LanguageEnglish
Part of speechNoun
IPA/ˌfɒɹəmɪˈnɪfəɹə/
Letters12
Frequency rank#83,256
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “foraminifera” 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). foraminifera 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

foraminifera is uncommon English at frequency #83,256 among 18,613 “F” headwords, classed as anoun, transcribed /ˌfɒɹəmɪˈnɪfəɹə/. Rarity is why readers land here mid-draft. Gloss: "Synonym of foraminifer (“any of a large group of aquatic amoeboid protists of the subphylum Foraminifera, characterized by streaming granular ectoplasm that among other things is used for catching ...".

Our edit-distance generator produced no likely misspellings for foraminifera, and the word's spelling is regular enough that our generator found nothing worth flagging. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: Learned borrowing from New Latin Foraminifera (subphylum name), from French foraminifère (“foraminifer, foraminifera”), from French Foraminifères, coined by the French naturalist Alcide d’Orbigny (1802–1857) in an 1826 article. Foraminifère is derived from … The correct English form is foraminifera, spelled F-O-R-A-M-I-N-I-F-E-R-A.

Definition

  1. 1
    Synonym of foraminifer (“any of a large group of aquatic amoeboid protists of the subphylum Foraminifera, characterized by streaming granular ectoplasm that among other things is used for catching food, often with a calcareous shell with many holes through which pseudopodia protrude”).

Etymology

Learned borrowing from New Latin Foraminifera (subphylum name), from French foraminifère (“foraminifer, foraminifera”), from French Foraminifères, coined by the French naturalist Alcide d’Orbigny (1802–1857) in an 1826 article. Foraminifère is derived from Latin forāmina (“apertures, holes”) + -fer (“-bearing”).

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 "foraminifera"?
"foraminifera" is spelled F-O-R-A-M-I-N-I-F-E-R-A. The IPA pronunciation is /ˌfɒɹəmɪˈnɪfəɹə/.
What does "foraminifera" mean?
As a noun, "foraminifera" means: Synonym of foraminifer (“any of a large group of aquatic amoeboid protists of the subphylum Foraminifera, characterized by streaming granular ectoplasm that among other things is used for catching ...
How do you pronounce "foraminifera"?
The IPA (International Phonetic Alphabet) transcription for "foraminifera" is /ˌfɒɹəmɪˈnɪfəɹə/. 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 "foraminifera"?
Learned borrowing from New Latin Foraminifera (subphylum name), from French foraminifère (“foraminifer, foraminifera”), from French Foraminifères, coined by the French naturalist Alcide d’Orbigny (1802–1857) in an 1826 article. Foraminifère is der... 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 “foraminifera”

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

  • The one correct English spelling is F-O-R-A-M-I-N-I-F-E-R-A - every other letter order is a misspelling in standard orthography.
  • Say it as /ˌfɒɹəmɪˈnɪfəɹə/ (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