CME

noun

"cme" is a 3-letter English headword indexed on PlainSpell.

The verdict

“CME” sits in 20 confusable pairs (corpus #32,733) as a noun. The look-alike neighbours are the real trap.

#32,733
frequency rank, English
5,599
“C” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of continuing medical education.

Corpus desk

Index EN-cme · CME · English

CME · rank #32,733 · 0 variants · 20 confusables

  • FREQ-MID #32,733
  • LEN-MID 3 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH chinook

Nearest frequency peer: chinook (-2 rank slots)

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.

Frequency neighbours of confusable “CME”

Peers at similar corpus weight, separate from look-alike pairs below

corpus weight

What this shows Bars place “CME” against nearest ranked English headwords, not a reprint of the confusable-pair desk.

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).

CME vs co
0% similar
CME vs CT
33% similar
CME vs CR
33% similar

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

Key facts for CME
PropertyValue
HeadwordCME
LanguageEnglish
Part of speechNoun
Letters3
Frequency rank#32,733
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “CME”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).CMElands here:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “chinook” (#32,731), “coed” (#32,735), “coexistence” (#32,736). Among 5,599 “C” headwords, “CME” is #32,733. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for CME is neighbouring look-alikes ("co", "CT", …), not just typos; it is anoun. Frequency #32,733 among 5,599 “C” headwords. 3 recorded senses keep meaning in play.

CME has no tracked misspelling variants, suggesting the orthography follows predictable English patterns. It also participates in 20 confusable-pair relationships, "co", "CT", "CR", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

This headword's origin isn't recorded in our source data, so its spelling is best read as a straightforward mapping from sound to letter. The correct English form is CME, spelled C-M-E.

Definition

  1. 1
    Initialism of continuing medical education.
  2. 2
    Initialism of coronal mass ejection.
  3. 3
    Initialism of cystoid macular edema.

Recorded use

Wiktionary example

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

  1. If the Earth had been in its path, this would have been followed minutes to hours later by the electrons and protons accelerated by the blast, followed by the CME, a billion-ton cloud of magnetized plasma.

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 "CME"?
"CME" is spelled C-M-E.
What does "CME" mean?
As a noun, "CME" means: Initialism of continuing medical education.
What words are commonly confused with "CME"?
"CME" is commonly confused with "co", "CT", "CR". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "CME" come from?
"CME" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 English words by spelling shape

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

Same letter count

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

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

Source: FrequencyWords open word-frequency list