transfection

/tɹænzˈfɛkʃən/

//tɹænzˈfɛkʃən// noun

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

The verdict

“transfection” is uncommon English (frequency #78,220 among 27,828 “T” headwords), classed as a noun. The kind of spelling people second-guess.

#78,220
frequency rank, English
27,828
“T” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The introduction of foreign genetic material (such as DNA or RNA) into a eukaryotic cell.

Corpus desk

Index EN-transfection · transfection · English

transfection · rank #78,220 · 0 variants · 0 confusables

  • FREQ-RARE #78,220
  • LEN-MEGA 12 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 27,828
  • PHOTO-FINISH trattoria

Nearest frequency peer: trattoria (+1 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 neighbourhood for “transfection”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “transfection” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of May 6, 2026
Key facts for transfection
PropertyValue
Headwordtransfection
LanguageEnglish
Part of speechNoun
IPA/tɹænzˈfɛkʃən/
Letters12
Frequency rank#78,220
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “transfection” sits in English frequency

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

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

transfection is uncommon English at frequency #78,220 among 27,828 “T” headwords, classed as anoun, transcribed /tɹænzˈfɛkʃən/. Rarity is why readers land here mid-draft. Gloss: "The introduction of foreign genetic material (such as DNA or RNA) into a eukaryotic cell.".

Our edit-distance generator produced no likely misspellings for transfection, and the word's spelling is regular enough that our generator found nothing worth flagging. No close-neighbour confusable shows up for this headword in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: Blend of trans- + infection. The correct English form is transfection, spelled T-R-A-N-S-F-E-C-T-I-O-N.

Definition

  1. 1
    The introduction of foreign genetic material (such as DNA or RNA) into a eukaryotic cell.

Etymology

Blend of trans- + infection.

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 English corpus, MIT). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "transfection"?
"transfection" is spelled T-R-A-N-S-F-E-C-T-I-O-N. The IPA pronunciation is /tɹænzˈfɛkʃən/.
What does "transfection" mean?
As a noun, "transfection" means: The introduction of foreign genetic material (such as DNA or RNA) into a eukaryotic cell.
How do you pronounce "transfection"?
The IPA (International Phonetic Alphabet) transcription for "transfection" is /tɹænzˈfɛkʃən/. 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 "transfection"?
Blend of trans- + infection. 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 "transfection", not the corpus desk frequency band.

Same letter count

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

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list