commensurable

adj

"commensurable" is a 13-letter English headword indexed on PlainSpell.

The verdict

“commensurable” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Able to be measured using a common standard.

Corpus desk

Index EN-commensurable · commensurable · English

commensurable · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 13 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "C" thin
  • PHOTO-UNK Peer pending

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.

Key facts for commensurable
PropertyValue
Headwordcommensurable
LanguageEnglish
Part of speechAdjective
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “commensurable” in English

commensurableranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

commensurable is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. 3 senses are on record.

The misspelling generator found no plausible variants for commensurable, typically a sign the spelling maps closely to how the word sounds. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: Borrowed from Late Latin Latin commensurabilis (“having a common measure”) in 1550s, from Latin com- (“with”) + mensurabilis (“measurable”). Equivalent to com- + mensurable. The correct English form is commensurable, spelled C-O-M-M-E-N-S-U-R-A-B-L-E.

Definition

  1. 1
    Able to be measured using a common standard.
  2. 2
    Related in size or scale; commensurate or proportionate.
  3. 3
    (of two or more numbers) Divisible by the same number ᵂᴾ

Recorded use

Wiktionary examples

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

  1. A yard and a foot are commensurable, as both may be measured by inches.
  2. The numbers 12 and 18 are commensurable, as both are divisible by 6, while 12 and 19 are incommensurable.

Etymology

Borrowed from Late Latin Latin commensurabilis (“having a common measure”) in 1550s, from Latin com- (“with”) + mensurabilis (“measurable”). Equivalent to com- + mensurable.

Antonyms

This word in other languages

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.

Frequently Asked Questions

How do you spell "commensurable"?
"commensurable" is spelled C-O-M-M-E-N-S-U-R-A-B-L-E.
What does "commensurable" mean?
As an adjective, "commensurable" means: Able to be measured using a common standard.
What is the origin of the word "commensurable"?
Borrowed from Late Latin Latin commensurabilis (“having a common measure”) in 1550s, from Latin com- (“with”) + mensurabilis (“measurable”). Equivalent to com- + mensurable. 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.

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

Source: FrequencyWords open word-frequency list