polystyrene

/pɒliˈstaɪriːn/

//pɒliˈstaɪriːn// noun

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

The verdict

“polystyrene” has 18 generated spelling variants in the English index at frequency #37,162. The variants make it a useful spelling check.

#37,162
frequency rank, English
4,417
“P” headwords
18
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 2, 2026) - A vinylic polymer of styrene, CH₂CHphenyl.

Corpus desk

Index EN-polystyrene · polystyrene · English

polystyrene · rank #37,162 · 18 variants · 0 confusables

  • FREQ-MID #37,162
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 18 variants
  • BOOK-MID 4,417
  • PHOTO-FINISH politburo

Nearest frequency peer: politburo (-1 rank slots)

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.

Frequency neighbourhood for “polystyrene”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “polystyrene” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of September 2, 2026
Key facts for polystyrene
PropertyValue
Headwordpolystyrene
LanguageEnglish
Part of speechNoun
IPA/pɒliˈstaɪriːn/
Letters11
Frequency rank#37,162
Misspellings tracked18
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “polystyrene” 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). polystyrene lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 18 spelling variants around polystyrene (IPA /pɒliˈstaɪriːn/), anoun. Corpus frequency is #37,162 among 4,417 “P” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 18 likely wrong-spelling variants for polystyrene, with forms such as "oplystyrene", "ploystyrene", and "pollystyrene". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From poly- + styrene. The correct English form is polystyrene, spelled P-O-L-Y-S-T-Y-R-E-N-E.

Definition

  1. 1
    A vinylic polymer of styrene, CH₂CHphenyl.
  2. 2
    An alkane chain of benzene molecules, RCH₂CHphenylR.

Recorded use

Wiktionary examples

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

  1. It was 30 times lighter and more flexible than the polystyrene that had previously been used.
  2. Gerri (Gemma Arterton): Well, he might not be begging. He might be waiting for somebody. / Tom: Of course he's begging. He's got a polystyrene cup in front of him.

Etymology

From poly- + styrene.

Synonyms

This word in other languages

Common misspellings

Also misspelled as:

  • oplystyrene
  • ploystyrene
  • pollystyrene
  • polsytyrene
  • polysstyrene
  • polystryene
  • polysttyrene
  • polystyerne
  • polystyreen
  • polystyrenne
  • polystyrnee
  • polystyrrene
  • polystyyrene
  • polysytrene
  • polytsyrene
  • polyystyrene
  • poylstyrene
  • ppolystyrene

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of polystyrene - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

oplystyrene2ploystyrene2pollystyrene1polsytyrene2polysstyrene1polystryene2polysttyrene1polystyerne2
Edit distance from "polystyrene"

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.

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 2, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "polystyrene"?
"polystyrene" is spelled P-O-L-Y-S-T-Y-R-E-N-E. The IPA pronunciation is /pɒliˈstaɪriːn/.
What does "polystyrene" mean?
As a noun, "polystyrene" means: A vinylic polymer of styrene, CH₂CHphenyl.
What are common misspellings of "polystyrene"?
Common misspellings include "oplystyrene", "ploystyrene", "pollystyrene", "polsytyrene", "polysstyrene". The correct spelling is "polystyrene".
How do you pronounce "polystyrene"?
The IPA (International Phonetic Alphabet) transcription for "polystyrene" is /pɒliˈstaɪriːn/. 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 "polystyrene"?
From poly- + styrene. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "polystyrene", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 11 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (18 here; floor ≥5).

What to do next

You've looked up "polystyrene". Here's where to go from here.

  • 18 edit-distance misspelling variants are generated for spell-check research on this headword. See variants
  • Usage frequency rank #37,162 among English headwords in this corpus. Corpus statistics
  • Browse more English words in the "P" letter cohort. P–Z browse
  • PlainSpell rotates a curated Word of the Day from the English corpus, a passive way to discover vocabulary. Word of the Day

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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