IPCC

/aɪ piː siː siː/

//aɪ piː siː siː// name

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

"ipcc" is a 4-letter English headword indexed on PlainSpell.

The verdict

“IPCC” sits in 20 confusable pairs (corpus #31,618) as a proper noun. The look-alike neighbours are the real trap.

#31,618
frequency rank, English
2,140
“I” headwords
3
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of Intergovernmental Panel on Climate Change, an intergovernmental body of the United Nations, established in 1988, aiming to advance scientific knowledge about climate change caused by ...

Corpus desk

Index EN-ipcc · IPCC · English

IPCC · rank #31,618 · 3 variants · 20 confusables

  • FREQ-MID #31,618
  • LEN-MID 4 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-LOW 3 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH irradiated

Nearest frequency peer: irradiated (+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 neighbours of confusable “IPCC”

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

corpus weight

What this shows Bars place “IPCC” 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).

IPCC vs IPO
50% similar
IPCC vs ips
0% similar
IPCC vs IPL
50% similar

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

Key facts for IPCC
PropertyValue
HeadwordIPCC
LanguageEnglish
Part of speechProper noun
IPA/aɪ piː siː siː/
Letters4
Frequency rank#31,618
Misspellings tracked3
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “IPCC”

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).IPCClands 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 “irradiated” (#31,619), “impair” (#31,616), “immobile” (#31,615). Among 2,140 “I” headwords, “IPCC” is #31,618. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for IPCC is neighbouring look-alikes ("IPO", "ips", …), not just typos; it is aproper noun pronounced /aɪ piː siː siː/. Frequency #31,618 among 2,140 “I” headwords. 4 recorded senses keep meaning in play.

Our generated misspelling index lists 3 likely wrong-spelling variants for IPCC, with forms such as "icpc", "ippcc", and "picc". 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. It also participates in 20 confusable-pair relationships, "IPO", "ips", "IPL", and more, where similar look or sound leads writers to substitute one word for another in context.

This entry's etymology isn't recorded, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is IPCC, spelled I-P-C-C.

Definition

  1. 1
    Initialism of Intergovernmental Panel on Climate Change, an intergovernmental body of the United Nations, established in 1988, aiming to advance scientific knowledge about climate change caused by human activities.
  2. 2
    Initialism of Integrated Professional Competency Course, a course of the Institute of Chartered Accountants of India.
  3. 3
    Initialism of Irish Peatland Conservation Council.
  4. 4
    Initialism of Independent Police Complaints Commission, a non-departmental public body in England and Wales responsible for overseeing the system for handling complaints made against police forces in England and Wales.

Recorded use

Wiktionary examples

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

  1. In 1995, the IPCC declared that the human impact on climate was now “discernible.”
  2. The comprehensive assessment of climate science published on Monday, the sixth such report from the IPCC since 1988, has been eight years in the making, marshalling the work of hundreds of experts and peer-review studies.

This word in other languages

GIEC(Français)

Common misspellings

Also misspelled as:

  • icpc
  • ippcc
  • picc

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of IPCC - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

icpc2ippcc1picc2
Edit distance from "IPCC"

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 "IPCC"?
"IPCC" is spelled I-P-C-C. The IPA pronunciation is /aɪ piː siː siː/.
What does "IPCC" mean?
As a proper noun, "IPCC" means: Initialism of Intergovernmental Panel on Climate Change, an intergovernmental body of the United Nations, established in 1988, aiming to advance scientific knowledge about climate change caused by ...
What words are commonly confused with "IPCC"?
"IPCC" is commonly confused with "IPO", "ips", "IPL". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "IPCC"?
The IPA (International Phonetic Alphabet) transcription for "IPCC" is /aɪ piː siː siː/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "IPCC" come from?
"IPCC" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 "IPCC", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 4 letters (nearest by frequency rank).

IMHO#31,613idly#31,612jugs#31,624Hurd#31,605

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

Source: FrequencyWords open word-frequency list