English Word Reference Free

pentagonal-icositetrahedron

Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.

Detailed reference entry for the English word "pentagonal-icositetrahedron", 27-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Wiktionary, and usage frequency ranked against an open word-frequency list covering the top 100,000 English words. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "pentagonal-icositetrahedron" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "pentagonal-icositetrahedron" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.

The verdict

“pentagonal icositetrahedron” 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
27
letters

Dominant Wiktionary sense: A Catalan solid with 24 irregular pentagonal faces, 60 edges and 38 vertices, being the dual of the snub cube.

Compare similar words

See how pentagonal icositetrahedron compares against similar English words.

Browse all word comparisons →
Key facts for pentagonal icositetrahedron
PropertyValue
Headwordpentagonal icositetrahedron
LanguageEnglish
Part of speechNoun
Letters27
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “pentagonal icositetrahedron” sits in English frequency

pentagonal icositetrahedron 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 pentagonal icositetrahedron is 27 letters long, classified as a noun. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "A Catalan solid with 24 irregular pentagonal faces, 60 edges and 38 vertices, being the dual of the snub cube.".

No misspelling variants are generated for pentagonal icositetrahedron in our index, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

No explicit etymology string is stored for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is pentagonal icositetrahedron, spelled P-E-N-T-A-G-O-N-A-L- -I-C-O-S-I-T-E-T-R-A-H-E-D-R-O-N, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    A Catalan solid with 24 irregular pentagonal faces, 60 edges and 38 vertices, being the dual of the snub cube.

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.

Cite this page

Free to reuse with attribution (CC BY-SA). Copy the citation:

PlainSpell, “pentagonal icositetrahedron, English word data” (May 6, 2026). Derived from Wiktionary (kaikki.org, CC BY-SA) and an open word-frequency list. https://plainspell.com/en/word/pentagonal-icositetrahedron

Frequently Asked Questions

How do you spell "pentagonal icositetrahedron"?
"pentagonal icositetrahedron" is spelled P-E-N-T-A-G-O-N-A-L- -I-C-O-S-I-T-E-T-R-A-H-E-D-R-O-N.
What does "pentagonal icositetrahedron" mean?
As a noun, "pentagonal icositetrahedron" means: A Catalan solid with 24 irregular pentagonal faces, 60 edges and 38 vertices, being the dual of the snub cube.
What language does "pentagonal icositetrahedron" come from?
"pentagonal icositetrahedron" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 “pentagonal icositetrahedron”

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

  • The one correct English spelling is P-E-N-T-A-G-O-N-A-L- -I-C-O-S-I-T-E-T-R-A-H-E-D-R-O-N - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Nearby English words

Other entries that begin with the letter P in our English index:

Explore PlainSpell

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