immunosuppression

noun

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

"immunosuppression" is a 17-letter English headword indexed on PlainSpell.

The verdict

“immunosuppression” is uncommon English (frequency #75,984 among 2,140 “I” headwords), classed as a noun. The kind of spelling people second-guess.

#75,984
frequency rank, English
2,140
“I” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The suppression of the immune response, especially its active medical suppression by human agency (via immunosuppressant drugs) to treat autoimmune diseases or to prevent allograft rejection after ...

Corpus desk

Index EN-immunosuppression · immunosuppression · English

immunosuppression · rank #75,984 · 0 variants · 0 confusables

  • FREQ-RARE #75,984
  • LEN-MEGA 17 letters
  • VOW-7 7 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH impermanent

Nearest frequency peer: impermanent (+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.

Long-tail ranks near “immunosuppression”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “immunosuppression” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for immunosuppression
PropertyValue
Headwordimmunosuppression
LanguageEnglish
Part of speechNoun
Letters17
Frequency rank#75,984
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “immunosuppression” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).immunosuppressionfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “impermanent” (#75,985), “Iida” (#75,982), “impulsiveness” (#75,986). Among 2,140 “I” headwords, “immunosuppression” is #75,984. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

immunosuppression is uncommon English at frequency #75,984 among 2,140 “I” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The suppression of the immune response, especially its active medical suppression by human agency (via immunosuppressant drugs) to treat autoimmune diseases or to prevent allograft rejection after ...".

The misspelling generator found no plausible variants for immunosuppression, typically a sign the spelling maps closely to how the word sounds. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From immuno- + suppression. The correct English form is immunosuppression, spelled I-M-M-U-N-O-S-U-P-P-R-E-S-S-I-O-N.

Definition

  1. 1
    The suppression of the immune response, especially its active medical suppression by human agency (via immunosuppressant drugs) to treat autoimmune diseases or to prevent allograft rejection after transplant.

Recorded use

Wiktionary example

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

  1. It has been reported that periparturient cows undergo a period of immunosuppression of various immunological parameters associated with a high susceptibility to uterine and mammary infections […]

Etymology

From immuno- + suppression.

Synonyms

immunocompromiseimmunodeficiency

Antonyms

immunocompetenceimmunocompetency

This word in other languages

Immunsuppression(Deutsch)

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 "immunosuppression"?
"immunosuppression" is spelled I-M-M-U-N-O-S-U-P-P-R-E-S-S-I-O-N.
What does "immunosuppression" mean?
As a noun, "immunosuppression" means: The suppression of the immune response, especially its active medical suppression by human agency (via immunosuppressant drugs) to treat autoimmune diseases or to prevent allograft rejection after ...
What is the origin of the word "immunosuppression"?
From immuno- + suppression. 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 "immunosuppression", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 17 letters (nearest by frequency rank).

electrocardiogram#75,834contemporaneously#75,754interdepartmental#77,802neurodegeneration#80,704

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

Source: FrequencyWords open word-frequency list