pellucid
/pɪˈl(j)uːsɪd/
"pellucid" is a 8-letter English headword indexed on PlainSpell.
The verdict
“pellucid” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 8
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Allowing the passage of light; translucent or transparent.
Corpus desk
Index EN-pellucid · pellucid · English
pellucid · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 8 letters
- VOW-3 3 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.
| Property | Value |
|---|---|
| Headword | pellucid |
| Language | English |
| Part of speech | Adjective |
| IPA | /pɪˈl(j)uːsɪd/ |
| Letters | 8 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “pellucid” sits in English frequency
Rare enough to double-check
pellucid is uncommon English outside the top frequency list, classed as anadjective, transcribed /pɪˈl(j)uːsɪd/. Rarity is why readers land here mid-draft. 5 senses are on record.
The misspelling generator found no plausible variants for pellucid, which points to an orthography that plays by predictable English rules. No close-neighbour confusable shows up for this headword in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: The adjective is a learned borrowing from Latin pellūcidus, perlucidus (“transparent, pellucid; very bright; very understandable”), from per- (prefix meaning ‘through; throughout; completely, thoroughly’) + lūcidus (“clear; full of light, bright, shining; (… The correct English form is pellucid, spelled P-E-L-L-U-C-I-D.
Definition
- 1Allowing the passage of light; translucent or transparent.
- 2Easily understood; clear.
- 3Of music or some other sound: not discordant or harsh; clear and pure-sounding.
- 4Of a person, their mind, etc.: able to think and understand clearly; not confused; clear, sharp.
- 5Easily recognized or seen through; apparent, obvious.
Recorded use
Wiktionary examplesThese source excerpts show how pellucid appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Blood to the naked Eye appears all red; but by a good Microſcope, vvherein its leſſer parts appear, ſhevvs only ſome fevv Globules of Red, ſvvimming in a pellucid Liquor; and hovv theſe Globules vvould appear, if Glaſſes could be found, that yet could magnifie them 1000, or 10000 times more, is uncertain.
This Cryſtal is a pellucid fiſſile Stone, clear as VVater or Cryſtal of the Rock, and vvithout Colour; enduring a red Heat vvithout loſing its tranſparency, and in a very ſtrong Heat calcining vvithout Fuſion.
Etymology
The adjective is a learned borrowing from Latin pellūcidus, perlucidus (“transparent, pellucid; very bright; very understandable”), from per- (prefix meaning ‘through; throughout; completely, thoroughly’) + lūcidus (“clear; full of light, bright, shining; (figuratively) easily understood, clear, lucid”) (from lūceō (“to shine; to become visible, show through; (figuratively) to be apparent, conspicuous, or evident”) (ultimately from Proto-Indo-European *lewk- (“bright; to see; to shine”)) + -idus (suffix meaning ‘tending to’ forming adjectives)). The noun is derived from the adjective. Cognates * Late Latin pellucidum (“transparent substance”) * Middle French pellucide (modern French pellucide (“pellucid”))
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.
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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.