dewar

\di.waʁ\

/\di.waʁ\/ noun

The verdict

“dewar” is uncommon French (frequency #68,198 among 5,307 “D” headwords), classed as a noun. The kind of spelling people second-guess.

#68,198
frequency rank, French
5,307
“D” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Vase Dewar.

Corpus desk

Index FR-dewar · dewar · French

dewar · rank #68,198 · 0 variants · 0 confusables

  • FREQ-RARE #68,198
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,307
  • PHOTO-FINISH despotes

Nearest frequency peer: despotes (-1 rank slots)

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.

Rangs de longue queue près de « dewar »

Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court

corpus weight

What this shows Vue de longue queue: où « dewar » se situe face à des rangs français aussi rares.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for dewar
PropertyValue
Headworddewar
LanguageFrench
Part of speechNoun
IPA\di.waʁ\
Letters5
Frequency rank#68,198
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « dewar » en français

Cette échelle va du noyau du français courant (gauche) jusqu'à la traîne des formes rares (droite).dewartombe dans cette queue de rareté:

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

Les tics avancent en logarithme; chacun est de l'ordre de dix fois plus rare. Voisins rares de la même bande: « despotes » (#68,197), « Dieng » (#68,199), « Desbordes » (#68,195). Parmi 5,307 lemmes en « D », « dewar » est au #68,198. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

dewar is uncommon French at frequency #68,198 among 5,307 “D” headwords, classed as anoun, transcribed \di.waʁ\. Rarity is why readers land here mid-draft. Gloss: "Vase Dewar.".

No generated misspelling entries exist for dewar in our index, which points to an orthography that plays by predictable French rules. Our dataset records no confusable match here, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Our source data has no etymology on file for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct French form is dewar, spelled D-E-W-A-R.

Definition

  1. 1
    Vase Dewar.

Recorded use

Wiktionary example

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

  1. Un dewar de cinquante litres d’azote liquide, renversé par la fenêtre du laboratoire, crée un brouillard givrant en plein mois d’août.

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "dewar"?
"dewar" is spelled D-E-W-A-R. The IPA pronunciation is \di.waʁ\.
What does "dewar" mean?
As a noun, "dewar" means: Vase Dewar.
How do you pronounce "dewar"?
The IPA (International Phonetic Alphabet) transcription for "dewar" is \di.waʁ\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "dewar" come from?
"dewar" is a French word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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.

Similar French words by spelling shape

Same letter count and similar misspelling depth for "dewar", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 5 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list