sexagenarian

/ˌsɛksəd͡ʒɪˈnɛɹiən/

//ˌsɛksəd͡ʒɪˈnɛɹiən// noun

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

The verdict

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

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Synonym of sixtysomething: a person between 60 and 69 years old.

Corpus desk

Index EN-sexagenarian · sexagenarian · English

sexagenarian · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 sexagenarian
PropertyValue
Headwordsexagenarian
LanguageEnglish
Part of speechNoun
IPA/ˌsɛksəd͡ʒɪˈnɛɹiən/
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “sexagenarian” in English

sexagenariansits 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

sexagenarian is uncommon English outside the top frequency list, classed as anoun, transcribed /ˌsɛksəd͡ʒɪˈnɛɹiən/. Rarity is why readers land here mid-draft. Gloss: "Synonym of sixtysomething: a person between 60 and 69 years old.".

Our edit-distance generator produced no likely misspellings for sexagenarian, suggesting the orthography follows predictable English patterns. Our dataset records no confusable match here, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From Latin sexāgēnārius (“containing 60”) + -an (forming adjectives and representative nouns), either directly or via French sexagénaire, from Latin sexāgēnus (“60 each”) + -ārius (“-ary”), from sexāgintā (“six tens, 60”). The correct English form is sexagenarian, spelled S-E-X-A-G-E-N-A-R-I-A-N.

Definition

  1. 1
    Synonym of sixtysomething: a person between 60 and 69 years old.

Recorded use

Wiktionary example

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

  1. Luxury hotels and travel planners must be licking their lips at the prospect that a significant portion of those new sexagenarians will want the trip of a lifetime (and hang the kids' inheritance…).

Etymology

From Latin sexāgēnārius (“containing 60”) + -an (forming adjectives and representative nouns), either directly or via French sexagénaire, from Latin sexāgēnus (“60 each”) + -ārius (“-ary”), from sexāgintā (“six tens, 60”).

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 "sexagenarian"?
"sexagenarian" is spelled S-E-X-A-G-E-N-A-R-I-A-N. The IPA pronunciation is /ˌsɛksəd͡ʒɪˈnɛɹiən/.
What does "sexagenarian" mean?
As a noun, "sexagenarian" means: Synonym of sixtysomething: a person between 60 and 69 years old.
How do you pronounce "sexagenarian"?
The IPA (International Phonetic Alphabet) transcription for "sexagenarian" is /ˌsɛksəd͡ʒɪˈnɛɹiən/. 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 "sexagenarian"?
From Latin sexāgēnārius (“containing 60”) + -an (forming adjectives and representative nouns), either directly or via French sexagénaire, from Latin sexāgēnus (“60 each”) + -ārius (“-ary”), from sexāgintā (“six tens, 60”). 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.

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

Source: FrequencyWords open word-frequency list