supersymmetry

noun

"supersymmetry" is a 13-letter English headword indexed on PlainSpell.

The verdict

“supersymmetry” is uncommon English (frequency #78,170 among 54,294 “S” headwords), classed as a noun. The kind of spelling people second-guess.

#78,170
frequency rank, English
54,294
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A theory that attempts to unify the fundamental physical forces and which proposes a physical symmetry between bosons and fermions.

Key facts for supersymmetry
PropertyValue
Headwordsupersymmetry
LanguageEnglish
Part of speechNoun
Letters13
Frequency rank#78,170
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “supersymmetry” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). supersymmetry lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

supersymmetry is uncommon English at frequency #78,170 among 54,294 “S” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A theory that attempts to unify the fundamental physical forces and which proposes a physical symmetry between bosons and fermions.".

supersymmetry doesn't appear in our generated misspelling index, since its letter sequence doesn't invite the usual edit-distance slips. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From super- + symmetry. In the modern physics sense, coined by Pakistani physicist Abdus Salam and American physicist John Strathdee in 1974 as super-symmetry, in a paper in Physics Letters B as a simplification of super-gauge symmetry used by Julius Wess a… The correct English form is supersymmetry, spelled S-U-P-E-R-S-Y-M-M-E-T-R-Y.

Definition

  1. 1
    A theory that attempts to unify the fundamental physical forces and which proposes a physical symmetry between bosons and fermions.

Etymology

From super- + symmetry. In the modern physics sense, coined by Pakistani physicist Abdus Salam and American physicist John Strathdee in 1974 as super-symmetry, in a paper in Physics Letters B as a simplification of super-gauge symmetry used by Julius Wess and Bruno Zumino.

Synonyms

This word in other languages

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 "supersymmetry"?
"supersymmetry" is spelled S-U-P-E-R-S-Y-M-M-E-T-R-Y.
What does "supersymmetry" mean?
As a noun, "supersymmetry" means: A theory that attempts to unify the fundamental physical forces and which proposes a physical symmetry between bosons and fermions.
What is the origin of the word "supersymmetry"?
From super- + symmetry. In the modern physics sense, coined by Pakistani physicist Abdus Salam and American physicist John Strathdee in 1974 as super-symmetry, in a paper in Physics Letters B as a simplification of super-gauge symmetry used by Jul... 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.

Using “supersymmetry”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is S-U-P-E-R-S-Y-M-M-E-T-R-Y - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list