market share

noun

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

The verdict

“market share” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The percentage of some market held by a company, country, (sub)sector or any other actor or aggregate.

Key facts for market share
PropertyValue
Headwordmarket share
LanguageEnglish
Part of speechNoun
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “market share” sits in English frequency

market share falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

market share is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The percentage of some market held by a company, country, (sub)sector or any other actor or aggregate.".

Zero misspellings are on record for market share in our index, a straightforward case of a spelling with little room for common typos. No close-neighbour confusable shows up for this headword in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From market + share. The correct English form is market share, spelled M-A-R-K-E-T- -S-H-A-R-E.

Definition

  1. 1
    The percentage of some market held by a company, country, (sub)sector or any other actor or aggregate.

Etymology

From market + share.

Synonyms

usage share

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 "market share"?
"market share" is spelled M-A-R-K-E-T- -S-H-A-R-E.
What does "market share" mean?
As a noun, "market share" means: The percentage of some market held by a company, country, (sub)sector or any other actor or aggregate.
What is the origin of the word "market share"?
From market + share. 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 “market share”

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

  • The one correct English spelling is M-A-R-K-E-T- -S-H-A-R-E - every other letter order is a misspelling in standard orthography.
  • 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