calorific

/ˌkæləˈɹɪf.ɪk/

//ˌkæləˈɹɪf.ɪk// adj

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

"calorific" is a 9-letter English headword indexed on PlainSpell.

The verdict

“calorific” is uncommon English (frequency #74,803 among 5,599 “C” headwords), classed as an adjective. The kind of spelling people second-guess.

#74,803
frequency rank, English
5,599
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Relating to calories.

Corpus desk

Index EN-calorific · calorific · English

calorific · rank #74,803 · 0 variants · 0 confusables

  • FREQ-RARE #74,803
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH Calicut

Nearest frequency peer: Calicut (-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 “calorific”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for calorific
PropertyValue
Headwordcalorific
LanguageEnglish
Part of speechAdjective
IPA/ˌkæləˈɹɪf.ɪk/
Letters9
Frequency rank#74,803
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “calorific” 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).calorificfalls in this rarity band:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “Calicut” (#74,802), “calzone” (#74,804), “capacious” (#74,806). Among 5,599 “C” headwords, “calorific” is #74,803. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

calorific is uncommon English at frequency #74,803 among 5,599 “C” headwords, classed as anadjective, transcribed /ˌkæləˈɹɪf.ɪk/. Rarity is why readers land here mid-draft. 3 senses are on record.

Zero misspellings are on record for calorific in our index, since its letter pattern doesn't lend itself to common typo substitutions. No confusable counterpart is on file for this word, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From French calorifique or Latin calorificus, from calor + -i- + -ficus. The correct English form is calorific, spelled C-A-L-O-R-I-F-I-C.

Definition

  1. 1
    Relating to calories.
  2. 2
    Relating to or producing heat or other energy.
  3. 3
    High in calories and thus likely fattening.

Etymology

From French calorifique or Latin calorificus, from calor + -i- + -ficus.

Synonyms

caloric

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 "calorific"?
"calorific" is spelled C-A-L-O-R-I-F-I-C. The IPA pronunciation is /ˌkæləˈɹɪf.ɪk/.
What does "calorific" mean?
As an adjective, "calorific" means: Relating to calories.
How do you pronounce "calorific"?
The IPA (International Phonetic Alphabet) transcription for "calorific" is /ˌkæləˈɹɪf.ɪk/. 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 "calorific"?
From French calorifique or Latin calorificus, from calor + -i- + -ficus. 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 "calorific", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

capacious#74,806carbuncle#74,807cheapness#74,823chiselled#74,830

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

Source: FrequencyWords open word-frequency list