glaciation

/ˌɡleɪsiˈeɪʃən/

//ˌɡleɪsiˈeɪʃən// noun

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

"glaciation" is a 10-letter English headword indexed on PlainSpell.

The verdict

“glaciation” is uncommon English (frequency #52,964 among 2,313 “G” headwords), classed as a noun. The kind of spelling people second-guess.

#52,964
frequency rank, English
2,313
“G” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The process of covering with a glacier, or the state of being glaciated; the production of glacial phenomena; an ice age

Corpus desk

Index EN-glaciation · glaciation · English

glaciation · rank #52,964 · 0 variants · 0 confusables

  • FREQ-RARE #52,964
  • LEN-MEGA 10 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,313
  • PHOTO-FINISH Gisborne

Nearest frequency peer: Gisborne (-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 “glaciation”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for glaciation
PropertyValue
Headwordglaciation
LanguageEnglish
Part of speechNoun
IPA/ˌɡleɪsiˈeɪʃən/
Letters10
Frequency rank#52,964
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “glaciation” in English

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).glaciationfalls 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: “Gisborne” (#52,963), “glutamine” (#52,965), “getup” (#52,962). Among 2,313 “G” headwords, “glaciation” is #52,964. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

glaciation is uncommon English at frequency #52,964 among 2,313 “G” headwords, classed as anoun, transcribed /ˌɡleɪsiˈeɪʃən/. Rarity is why readers land here mid-draft. 3 senses are on record.

glaciation has no tracked misspelling variants, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From French glaciation, from glace (“ice”). The correct English form is glaciation, spelled G-L-A-C-I-A-T-I-O-N.

Definition

  1. 1
    The process of covering with a glacier, or the state of being glaciated; the production of glacial phenomena; an ice age
  2. 2
    A particular instance of glacier formation.
  3. 3
    The act of freezing.

Recorded use

Wiktionary examples

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

  1. That the habitability of our planet was severely endangered by the significant rise in oxygen levels and reduction in methane due to oxygen-producing bacteria combined with the low luminosity of the Sun in the Proterozoic era (2500– 542 million years ago) is suggested by geological evidence for severe global glaciations in this epoch.
  2. This simulation aims at describing the hydrological conditions at a Swedish deep repository of nuclear waste during a glaciation.

Etymology

From French glaciation, from glace (“ice”).

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 "glaciation"?
"glaciation" is spelled G-L-A-C-I-A-T-I-O-N. The IPA pronunciation is /ˌɡleɪsiˈeɪʃən/.
What does "glaciation" mean?
As a noun, "glaciation" means: The process of covering with a glacier, or the state of being glaciated; the production of glacial phenomena; an ice age
How do you pronounce "glaciation"?
The IPA (International Phonetic Alphabet) transcription for "glaciation" is /ˌɡleɪsiˈeɪʃən/. 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 "glaciation"?
From French glaciation, from glace (“ice”). 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 "glaciation", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

Gronkowski#52,971Hackensack#52,974Flemington#52,949expository#52,938

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

Source: FrequencyWords open word-frequency list