50s

noun

"50s" is a 1-letter English headword indexed on PlainSpell.

The verdict

“50s” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
3
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The decade of the 1950s.

Corpus desk

Index EN-50s · 50s · English

50s · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MID 3 letters
  • VOW-0 0 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "5" 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 50s
PropertyValue
Headword50s
LanguageEnglish
Part of speechNoun
Letters3
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “50s” in English

50ssits 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

50s is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for 50s in our index, a straightforward case of a spelling with little room for common typos. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Our source data has no etymology on file for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is 50s, spelled 5-0-S.

Definition

  1. 1
    The decade of the 1950s.
  2. 2
    A range of the numbers fifty (50) to fifty-nine (59).

Recorded use

Wiktionary examples

These source excerpts show how 50s appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. “It’s possible when we started building research stations in the 50s and 60s words like ‘boondoggle’ might have been common at that time and it became a regular part of speech … in Antarctic culture it can take on a life of its own.”
  2. No way you're in your 50s! I find that hard to believe.

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 "50s"?
"50s" is spelled 5-0-S.
What does "50s" mean?
As a noun, "50s" means: The decade of the 1950s.
What language does "50s" come from?
"50s" 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