perspicuous

/pəˈspɪkjuːəs/

//pəˈspɪkjuːəs// adj

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

The verdict

“perspicuous” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Clearly expressed, easy to understand; lucid.

Corpus desk

Index EN-perspicuous · perspicuous · English

perspicuous · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for perspicuous
PropertyValue
Headwordperspicuous
LanguageEnglish
Part of speechAdjective
IPA/pəˈspɪkjuːəs/
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “perspicuous” sits in English frequency

perspicuoussits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

perspicuous is uncommon English outside the top frequency list, classed as anadjective, transcribed /pəˈspɪkjuːəs/. Rarity is why readers land here mid-draft. 3 senses are on record.

We couldn't generate a plausible misspelling set for perspicuous, since its letter sequence doesn't invite the usual edit-distance slips. It is not paired with a close-neighbour confusable in our dataset, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From Latin perspicuus, in turn from perspiciō (“see through”). The correct English form is perspicuous, spelled P-E-R-S-P-I-C-U-O-U-S.

Definition

  1. 1
    Clearly expressed, easy to understand; lucid.
  2. 2
    (Of a language or notation) the process of inference from premises to conclusion is explicitly laid out.
  3. 3
    That can be seen through clearly; that lets light through.

Recorded use

Wiktionary example

These source excerpts show how perspicuous appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. I am always willing to run some hazard of being tedious in order to be sure that I am perspicuous […]

Etymology

From Latin perspicuus, in turn from perspiciō (“see through”).

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). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "perspicuous"?
"perspicuous" is spelled P-E-R-S-P-I-C-U-O-U-S. The IPA pronunciation is /pəˈspɪkjuːəs/.
What does "perspicuous" mean?
As an adjective, "perspicuous" means: Clearly expressed, easy to understand; lucid.
How do you pronounce "perspicuous"?
The IPA (International Phonetic Alphabet) transcription for "perspicuous" is /pəˈspɪkjuːəs/. 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 "perspicuous"?
From Latin perspicuus, in turn from perspiciō (“see through”). 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.

What to do next

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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