amicus curiae

/ˈæm.ɪ.kəs ˈkjʊɹ(.i)ˌaɪ/

//ˈæm.ɪ.kəs ˈkjʊɹ(.i)ˌaɪ// noun

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

The verdict

“amicus curiae” is outside the top-ranked English vocabulary, used as a noun - the kind of word writers most often double-check.

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A person or entity who has been allowed by the court to plead or make submissions but who is not directly involved in the action.

Key facts for amicus curiae
PropertyValue
Headwordamicus curiae
LanguageEnglish
Part of speechNoun
IPA/ˈæm.ɪ.kəs ˈkjʊɹ(.i)ˌaɪ/
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “amicus curiae” sits in English frequency

amicus curiae falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for amicus curiae is 13 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈæm.ɪ.kəs ˈkjʊɹ(.i)ˌaɪ/. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Our edit-distance generator produced no likely misspellings for amicus curiae, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From Latin, amīcus (“friend”) + cūriae (“of the court”), genitive singular of cūria (“court”). The correct English form is amicus curiae, spelled A-M-I-C-U-S- -C-U-R-I-A-E.

Definition

  1. 1
    A person or entity who has been allowed by the court to plead or make submissions but who is not directly involved in the action.
  2. 2
    An independent lawyer, not retained by any party, whom the court has ordered to provide legal submissions regarding the matter in dispute; for example, to provide submissions regarding the situation of an unrepresented litigant or accused person.

Etymology

From Latin, amīcus (“friend”) + cūriae (“of the court”), genitive singular of cūria (“court”).

Synonyms

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "amicus curiae"?
"amicus curiae" is spelled A-M-I-C-U-S- -C-U-R-I-A-E. The IPA pronunciation is /ˈæm.ɪ.kəs ˈkjʊɹ(.i)ˌaɪ/.
What does "amicus curiae" mean?
As a noun, "amicus curiae" means: A person or entity who has been allowed by the court to plead or make submissions but who is not directly involved in the action.
How do you pronounce "amicus curiae"?
The IPA (International Phonetic Alphabet) transcription for "amicus curiae" is /ˈæm.ɪ.kəs ˈkjʊɹ(.i)ˌaɪ/. 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 "amicus curiae"?
From Latin, amīcus (“friend”) + cūriae (“of the court”), genitive singular of cūria (“court”). 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 “amicus curiae”

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

  • The one correct English spelling is A-M-I-C-U-S- -C-U-R-I-A-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈæm.ɪ.kəs ˈkjʊɹ(.i)ˌaɪ/ (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
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