epidemiology

/ˌɛpɪdiːmiˈɒləd͡ʒi/

//ˌɛpɪdiːmiˈɒləd͡ʒi// noun

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

"epidemiology" is a 12-letter English headword indexed on PlainSpell.

The verdict

“epidemiology” has 17 generated spelling variants in the English index at frequency #19,586. The variants make it a useful spelling check.

#19,586
frequency rank, English
2,246
“E” headwords
17
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The branch of science dealing with the spread and control of diseases, viruses, concepts etc. throughout populations or systems.

Corpus desk

Index EN-epidemiology · epidemiology · English

epidemiology · rank #19,586 · 17 variants · 0 confusables

  • FREQ-MID #19,586
  • LEN-MEGA 12 letters
  • VOW-7 7 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 17 variants
  • BOOK-MID 2,246
  • PHOTO-FINISH enrich

Nearest frequency peer: enrich (-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.

Rank peers near misspelling magnet “epidemiology”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “epidemiology” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for epidemiology
PropertyValue
Headwordepidemiology
LanguageEnglish
Part of speechNoun
IPA/ˌɛpɪdiːmiˈɒləd͡ʒi/
Letters12
Frequency rank#19,586
Misspellings tracked17
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “epidemiology”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).epidemiologylands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “enrich” (#19,584), “emery” (#19,583), “exaggeration” (#19,589). Among 2,246 “E” headwords, “epidemiology” is #19,586. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 17 spelling variants around epidemiology (IPA /ˌɛpɪdiːmiˈɒləd͡ʒi/), anoun. Corpus frequency is #19,586 among 2,246 “E” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 17 likely wrong-spelling variants for epidemiology, with forms such as "eipdemiology", "epdiemiology", and "epiddemiology". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. We don't track a confusable pairing for this entry, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From Late Latin epidemia + -logy. See epidemic for more. The correct English form is epidemiology, spelled E-P-I-D-E-M-I-O-L-O-G-Y.

Definition

  1. 1
    The branch of science dealing with the spread and control of diseases, viruses, concepts etc. throughout populations or systems.
  2. 2
    The epidemiological body of knowledge about a particular thing.

Recorded use

Wiktionary examples

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

  1. In addition to new diseases, Quammen touches on many of the examples often included in standard disease ecology or epidemiology courses—for example, myxomatosis in nonnative rabbits of Australia, and mutation rates in RNA versus DNA viruses.
  2. Melzer and Luke C. Pilling, a research fellow in genomic epidemiology at the University of Exeter Medical School, have also studied the genetics underlying longevity.

Etymology

From Late Latin epidemia + -logy. See epidemic for more.

This word in other languages

epidemiología(Español)épidémiologie(Français)Epidemiologie(Deutsch)

Common misspellings

Also misspelled as:

  • eipdemiology
  • epdiemiology
  • epiddemiology
  • epideimology
  • epidemiloogy
  • epidemiolgoy
  • epidemiollogy
  • epidemiologgy
  • epidemiologyy
  • epidemioloyg
  • epidemioolgy
  • epidemmiology
  • epidemoilogy
  • epidmeiology
  • epiedmiology
  • eppidemiology
  • peidemiology

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of epidemiology - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

eipdemiology2epdiemiology2epiddemiology1epideimology2epidemiloogy2epidemiolgoy2epidemiollogy1epidemiologgy1
Edit distance from "epidemiology"

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 "epidemiology"?
"epidemiology" is spelled E-P-I-D-E-M-I-O-L-O-G-Y. The IPA pronunciation is /ˌɛpɪdiːmiˈɒləd͡ʒi/.
What does "epidemiology" mean?
As a noun, "epidemiology" means: The branch of science dealing with the spread and control of diseases, viruses, concepts etc. throughout populations or systems.
What are common misspellings of "epidemiology"?
Common misspellings include "eipdemiology", "epdiemiology", "epiddemiology", "epideimology", "epidemiloogy". The correct spelling is "epidemiology".
How do you pronounce "epidemiology"?
The IPA (International Phonetic Alphabet) transcription for "epidemiology" is /ˌɛpɪdiːmiˈɒləd͡ʒi/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "epidemiology"?
From Late Latin epidemia + -logy. See epidemic for more. 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.

Similar English words by spelling shape

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

Same letter count

Frequency-ranked English headwords with 12 letters (nearest by frequency rank).

exaggeration#19,589fermentation#19,595conservatory#19,563horizontally#19,615

Similar misspelling depth

Headwords with a similar count of attested misspellings (17 here; floor ≥5).

spreadsheet17 variantsScientology17 variantsprematurely17 variantsflourishing17 variants

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

Source: FrequencyWords open word-frequency list