density

/ˈdɛn.sɪ.ti/

//ˈdɛn.sɪ.ti// noun

By · According to Wiktionary data (CC BY-SA) ·

"density" is a 7-letter English headword indexed on PlainSpell.

The verdict

“density” has 11 generated spelling variants in the English index at frequency #4,076. The variants make it a useful spelling check.

#4,076
frequency rank, English
3,470
“D” headwords
11
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The amount of a certain phenomenon (such as stuff, things, energy, or otherwise) in a given area (surface area) or volume (amount of space).

Corpus desk

Index EN-density · density · English

density · rank #4,076 · 11 variants · 2 confusables

  • FREQ-COMMON #4,076
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 2 pairs
  • VAR-MID 11 variants
  • BOOK-MID 3,470
  • PHOTO-FINISH defending

Nearest frequency peer: defending (-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 “density”

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

corpus weight

What this shows “density” 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).

density vs deity
71% similar
density vs densely
71% similar

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

Key facts for density
PropertyValue
Headworddensity
LanguageEnglish
Part of speechNoun
IPA/ˈdɛn.sɪ.ti/
Letters7
Frequency rank#4,076
Misspellings tracked11
Confusable pairs2
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “density”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).densitylands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “defending” (#4,075), “di” (#4,077), “difficulty” (#4,078). Among 3,470 “D” headwords, “density” is #4,076. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 11 spelling variants around density (IPA /ˈdɛn.sɪ.ti/), anoun. Corpus frequency is #4,076 among 3,470 “D” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 11 likely wrong-spelling variants for density, with forms such as "ddensity", "denisty", and "dennsity". 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. It also participates in 2 confusable-pair relationships, "deity", "densely", a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: Borrowed from Middle French densité or Latin densitas. Morphologically dense + -ity. The correct English form is density, spelled D-E-N-S-I-T-Y.

Definition

  1. 1
    The amount of a certain phenomenon (such as stuff, things, energy, or otherwise) in a given area (surface area) or volume (amount of space).
  2. 2
    The amount of a certain phenomenon (such as stuff, things, energy, or otherwise) in a given area (surface area) or volume (amount of space).
  3. 3
    The probability that an outcome will fall into a given range, per unit of that range; the relative likelihood of possible values of a continuous random variable.
  4. 4
    Stupidity.

Recorded use

Wiktionary examples

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

  1. In the past two years, NASA’s Kepler Space Telescope has located nearly 3,000 exoplanet candidates ranging from sub-Earth-sized minions to gas giants that dwarf our own Jupiter. Their densities range from that of styrofoam to iron.
  2. The microcannon was seen moving at about a micron per second, it was about 15 microns long, and the high speed photograph was done in water (density of 1 kg/L, viscosity of about 0.001 pascal seconds).

Etymology

Borrowed from Middle French densité or Latin densitas. Morphologically dense + -ity.

This word in other languages

densidad(Español)masse volumique(Français)Dichte(Deutsch)densidade(Português)

Common misspellings

Also misspelled as:

  • ddensity
  • denisty
  • dennsity
  • densitty
  • densityy
  • densiyt
  • denssity
  • denstiy
  • desnity
  • dnesity
  • ednsity

Misspelling Pattern Breakdown

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

ddensity1denisty2dennsity1densitty1densityy1densiyt2denssity1denstiy2
Edit distance from "density"

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 "density"?
"density" is spelled D-E-N-S-I-T-Y. The IPA pronunciation is /ˈdɛn.sɪ.ti/.
What does "density" mean?
As a noun, "density" means: The amount of a certain phenomenon (such as stuff, things, energy, or otherwise) in a given area (surface area) or volume (amount of space).
What words are commonly confused with "density"?
"density" is commonly confused with "deity", "densely". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "density"?
The IPA (International Phonetic Alphabet) transcription for "density" is /ˈdɛn.sɪ.ti/. 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 "density"?
Borrowed from Middle French densité or Latin densitas. Morphologically dense + -ity. 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 "density", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

greatly#4,090Nigeria#4,100premium#4,106pretend#4,108

Similar misspelling depth

Headwords with a similar count of attested misspellings (11 here; floor ≥5).

crossing11 variantsdropping11 variantsprecious11 variantsrapidly11 variants

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

Source: FrequencyWords open word-frequency list