modular

/ˈmɒdjʊlə(ɹ)/

//ˈmɒdjʊlə(ɹ)// adj

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

The verdict

“modular” is a moderately-common English word, ranked #14,795 in English word frequency and used as an adjective.

#14,795
frequency rank, English
7
letters
10
tracked misspellings
7
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Consisting of separate modules; especially where each module performs or fulfills some specified function and could be replaced by a similar module for the same function, independently of the other...

Visual similarity to commonly confused words

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

modular vs molar
71% similar
modular vs module
71% similar
modular vs modules
71% similar

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

Key facts for modular
PropertyValue
Headwordmodular
LanguageEnglish
Part of speechAdjective
IPA/ˈmɒdjʊlə(ɹ)/
Letters7
Frequency rank#14,795
Misspellings tracked10
Confusable pairs7
SourceWiktionary (kaikki.org)

Where “modular” 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). modular lands here:

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

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

Spelling & Dictionary Insight

The English entry for modular is 7 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈmɒdjʊlə(ɹ)/. Corpus data places it at rank #14,795 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 10 likely wrong-spelling variants for modular, with forms such as "mdoular", "mmodular", and "moddular". 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 7 confusable-pair relationships, "molar", "module", "modules", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From module + -ar. The correct English form is modular, spelled M-O-D-U-L-A-R.

Definition

  1. 1
    Consisting of separate modules; especially where each module performs or fulfills some specified function and could be replaced by a similar module for the same function, independently of the other modules.
  2. 2
    Of or relating to a module or modules.
  3. 3
    Relating to mode or modulation.

Etymology

From module + -ar.

Antonyms

This word in other languages

Common misspellings

Also misspelled as: mdoular,mmodular,moddular,modluar,modualr,modularr,modullar,modulra,moudlar,omdular

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of modular - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

mdoular2mmodular1moddular1modluar2modualr2modularr1modullar1modulra2
Edit distance from "modular"

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 "modular"?
"modular" is spelled M-O-D-U-L-A-R. The IPA pronunciation is /ˈmɒdjʊlə(ɹ)/.
What does "modular" mean?
As an adjective, "modular" means: Consisting of separate modules; especially where each module performs or fulfills some specified function and could be replaced by a similar module for the same function, independently of the other...
What words are commonly confused with "modular"?
"modular" is commonly confused with "molar", "module", "modules". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "modular"?
The IPA (International Phonetic Alphabet) transcription for "modular" is /ˈmɒdjʊlə(ɹ)/. 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 "modular"?
From module + -ar. 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.

Using “modular”

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

  • The one correct English spelling is M-O-D-U-L-A-R - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈmɒdjʊlə(ɹ)/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “molar” - see the side-by-side comparison. modular vs molar
  • Browse more English words and confusable pairs in the same reference. English words
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