keV

symbol

The verdict

“keV” sits in 20 confusable pairs (corpus #23,595) as a symbol. The look-alike neighbours are the real trap.

#23,595
frequency rank, French
737
“K” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Symbole du kiloélectronvolt, unité de mesure d’énergie en dehors du Système international (mais dont l’usage est accepté avec le SI), valant 10³ électronvolts.

Corpus desk

Index FR-kev · keV · French

keV · rank #23,595 · 0 variants · 20 confusables

  • FREQ-MID #23,595
  • LEN-MID 3 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 737
  • PHOTO-FINISH Johannesburg

Nearest frequency peer: Johannesburg (-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.

Voisins de fréquence du confusable « keV »

Pairs de poids proche dans le corpus, séparés des confusables ci-dessous

corpus weight

What this shows Les barres placent « keV » face aux lemmes français les plus proches par rang, pas un reprint du bureau des confusables.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

keV vs km
33% similar
keV vs kg
33% similar
keV vs ki
33% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for keV
PropertyValue
HeadwordkeV
LanguageFrench
Part of speechSymbol
Letters3
Frequency rank#23,595
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Rang de corpus près des confusables de « keV »

De gauche à droite: le peu qui porte la parole quotidienne, puis la longue queue quasi invisible.keVse place ici:

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

L'échelle est logarithmique (chaque tic ≈ 10× plus rare). Dans la même bande de rareté figurent « Johannesburg » (#23,594), « licencier » (#23,596), « jauge » (#23,593). Parmi 737 lemmes en « K », « keV » est au #23,595. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for keV is neighbouring look-alikes ("km", "kg", …), not just typos; it is asymbol. Frequency #23,595 among 737 “K” headwords. Gloss: "Symbole du kiloélectronvolt, unité de mesure d’énergie en dehors du Système international (mais dont l’usage est accepté avec le SI), valant 10³ électronvolts.".

keV doesn't appear in our generated misspelling index, a sign its spelling follows regular French conventions. It also participates in 20 confusable-pair relationships, "km", "kg", "ki", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

No borrowing history is documented for this entry, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct French form is keV, spelled K-E-V.

Definition

  1. 1
    Symbole du kiloélectronvolt, unité de mesure d’énergie en dehors du Système international (mais dont l’usage est accepté avec le SI), valant 10³ électronvolts.

Recorded use

Wiktionary example

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

  1. 1 keV ≈ 160,218 aJ

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 "keV"?
"keV" is spelled K-E-V.
What does "keV" mean?
As a symbol, "keV" means: Symbole du kiloélectronvolt, unité de mesure d’énergie en dehors du Système international (mais dont l’usage est accepté avec le SI), valant 10³ électronvolts.
What words are commonly confused with "keV"?
"keV" is commonly confused with "km", "kg", "ki". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "keV" come from?
"keV" 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 "keV", not the corpus desk frequency band.

Same letter count

Frequency-ranked French headwords with 3 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list