bluestone

noun

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

"bluestone" is a 9-letter English headword indexed on PlainSpell.

The verdict

“bluestone” is uncommon English (frequency #54,648 among 31,241 “B” headwords), classed as a noun. The kind of spelling people second-guess.

#54,648
frequency rank, English
31,241
“B” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Any of several bluish-grey varieties of stone used for construction

Key facts for bluestone
PropertyValue
Headwordbluestone
LanguageEnglish
Part of speechNoun
Letters9
Frequency rank#54,648
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “bluestone” 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). bluestone lands here:

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

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

Rare enough to double-check

bluestone is uncommon English at frequency #54,648 among 31,241 “B” headwords, classed as anoun. Rarity is why readers land here mid-draft. 10 senses are on record.

bluestone has no tracked misspelling variants, a sign its spelling follows regular English conventions. This entry stands alone in our confusable dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From blue + stone. The correct English form is bluestone, spelled B-L-U-E-S-T-O-N-E.

Definition

  1. 1
    Any of several bluish-grey varieties of stone used for construction
  2. 2
    Any of several bluish-grey varieties of stone used for construction:
  3. 3
    Any of several bluish-grey varieties of stone used for construction:
  4. 4
    Any of several bluish-grey varieties of stone used for construction:
  5. 5
    Any of several bluish-grey varieties of stone used for construction:
  6. 6
    Any of several bluish-grey varieties of stone used for construction:
  7. 7
    Any of several bluish-grey varieties of stone used for construction:
  8. 8
    Either of two related copper- and sulfur-based bright blue stones:
  9. 9
    Either of two related copper- and sulfur-based bright blue stones:
  10. 10
    Lapis lazuli, or its core constituent, lazurite.

Etymology

From blue + stone.

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 "bluestone"?
"bluestone" is spelled B-L-U-E-S-T-O-N-E.
What does "bluestone" mean?
As a noun, "bluestone" means: Any of several bluish-grey varieties of stone used for construction
What is the origin of the word "bluestone"?
From blue + stone. 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 “bluestone”

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

  • The one correct English spelling is B-L-U-E-S-T-O-N-E - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

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