inverse image

noun

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

The verdict

“inverse image” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The set of points that map to a given point (or set of points) under a specified function.

Corpus desk

Index EN-inverse-image · inverse image · English

inverse image · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 13 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "I" thin
  • PHOTO-UNK Peer pending

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.

Key facts for inverse image
PropertyValue
Headwordinverse image
LanguageEnglish
Part of speechNoun
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “inverse image” in English

inverse imagesits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

inverse image is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The set of points that map to a given point (or set of points) under a specified function.".

Our edit-distance generator produced no likely misspellings for inverse image, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

No borrowing history is documented for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is inverse image, spelled I-N-V-E-R-S-E- -I-M-A-G-E.

Definition

  1. 1
    The set of points that map to a given point (or set of points) under a specified function.

Recorded use

Wiktionary example

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

  1. Under the function given by f(x)#61;x², the inverse image of 4 is #92;#123;-2,2#92;#125;, as is the inverse image of #92;#123;4#92;#125;.

Synonyms

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "inverse image"?
"inverse image" is spelled I-N-V-E-R-S-E- -I-M-A-G-E.
What does "inverse image" mean?
As a noun, "inverse image" means: The set of points that map to a given point (or set of points) under a specified function.
What language does "inverse image" come from?
"inverse image" 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.

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

Source: FrequencyWords open word-frequency list