flint glass

noun

"flint-glass" is a 10-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A soft, heavy, brilliant glass, consisting essentially of a silicate of lead and potassium. It is used for tableware and in optical instruments.

Corpus desk

Index EN-flint-glass · flint glass · English

flint glass · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "F" 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 flint glass
PropertyValue
Headwordflint glass
LanguageEnglish
Part of speechNoun
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “flint glass” in English

flint glassranks 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

flint glass is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A soft, heavy, brilliant glass, consisting essentially of a silicate of lead and potassium. It is used for tableware and in optical instruments.".

The misspelling generator found no plausible variants for flint glass, and the word's spelling is regular enough that our generator found nothing worth flagging. No confusable counterpart is on file for this word, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: Originally made of calcined flints. The correct English form is flint glass, spelled F-L-I-N-T- -G-L-A-S-S.

Definition

  1. 1
    A soft, heavy, brilliant glass, consisting essentially of a silicate of lead and potassium. It is used for tableware and in optical instruments.

Etymology

Originally made of calcined flints.

Synonyms

crystal glass

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 "flint glass"?
"flint glass" is spelled F-L-I-N-T- -G-L-A-S-S.
What does "flint glass" mean?
As a noun, "flint glass" means: A soft, heavy, brilliant glass, consisting essentially of a silicate of lead and potassium. It is used for tableware and in optical instruments.
What is the origin of the word "flint glass"?
Originally made of calcined flints. 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