cubic

/ˈkjuː.bɪk/

//ˈkjuː.bɪk// adj

"cubic" is a 5-letter English headword indexed on PlainSpell.

The verdict

“cubic” has 7 generated spelling variants in the English index at frequency #11,009. The variants make it a useful spelling check.

#11,009
frequency rank, English
5,599
“C” headwords
7
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Used in the names of units of volume formed by multiplying a unit of length by itself twice.

Corpus desk

Index EN-cubic · cubic · English

cubic · rank #11,009 · 7 variants · 20 confusables

  • FREQ-MID #11,009
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 7 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH cosmetic

Nearest frequency peer: cosmetic (-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.

Rank peers near misspelling magnet “cubic”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “cubic” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

cubic vs Cui
40% similar
cubic vs Cubs
40% similar
cubic vs cutie
60% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for cubic
PropertyValue
Headwordcubic
LanguageEnglish
Part of speechAdjective
IPA/ˈkjuː.bɪk/
Letters5
Frequency rank#11,009
Misspellings tracked7
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “cubic”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).cubiclands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “cosmetic” (#11,008), “Cyprus” (#11,010), “cork” (#11,007). Among 5,599 “C” headwords, “cubic” is #11,009. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 7 spelling variants around cubic (IPA /ˈkjuː.bɪk/), anadjective. Corpus frequency is #11,009 among 5,599 “C” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 7 likely wrong-spelling variants for cubic, with forms such as "cbuic", "ccubic", and "cubbic". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 20 confusable-pair relationships, "Cui", "Cubs", "cutie", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Middle French cubique, equivalent to cube + -ic. The correct English form is cubic, spelled C-U-B-I-C.

Definition

  1. 1
    Used in the names of units of volume formed by multiplying a unit of length by itself twice.
  2. 2
    Relating to polynomials of the form ax³+bx²+cx+d.
  3. 3
    Having three equal axes and all angles 90°.

Recorded use

Wiktionary examples

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

  1. On one recent day, officials said the fine dust concentration levels in Seoul rose above 130 micrograms per cubic meter.
  2. It is not permissible to use abbreviations for unit symbols or unit names, such as sec (for either s or second), sq. mm (for either mm² or square millimetre), cc (for either cm³ or cubic centimetre), or mps (for either m/s or metre per second).

Etymology

From Middle French cubique, equivalent to cube + -ic.

This word in other languages

Common misspellings

Also misspelled as:

  • cbuic
  • ccubic
  • cubbic
  • cubci
  • cubicc
  • cuibc
  • ucbic

Misspelling Pattern Breakdown

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

cbuic2ccubic1cubbic1cubci2cubicc1cuibc2ucbic2
Edit distance from "cubic"

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.

Frequently Asked Questions

How do you spell "cubic"?
"cubic" is spelled C-U-B-I-C. The IPA pronunciation is /ˈkjuː.bɪk/.
What does "cubic" mean?
As an adjective, "cubic" means: Used in the names of units of volume formed by multiplying a unit of length by itself twice.
What words are commonly confused with "cubic"?
"cubic" is commonly confused with "Cui", "Cubs", "cutie". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "cubic"?
The IPA (International Phonetic Alphabet) transcription for "cubic" is /ˈkjuː.bɪk/. 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 "cubic"?
From Middle French cubique, equivalent to cube + -ic. 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 "cubic", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (7 here; floor ≥5).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list