subsector

noun

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

The verdict

“subsector” is uncommon English (frequency #98,766 among 54,294 “S” headwords), classed as a noun. The kind of spelling people second-guess.

#98,766
frequency rank, English
54,294
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A sector (section, zone) of a larger sector.

Key facts for subsector
PropertyValue
Headwordsubsector
LanguageEnglish
Part of speechNoun
Letters9
Frequency rank#98,766
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “subsector” 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). subsector 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

subsector is uncommon English at frequency #98,766 among 54,294 “S” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A sector (section, zone) of a larger sector.".

We couldn't generate a plausible misspelling set for subsector, since its letter sequence doesn't invite the usual edit-distance slips. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From sub- + sector. The correct English form is subsector, spelled S-U-B-S-E-C-T-O-R.

Definition

  1. 1
    A sector (section, zone) of a larger sector.

Etymology

From sub- + sector.

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 "subsector"?
"subsector" is spelled S-U-B-S-E-C-T-O-R.
What does "subsector" mean?
As a noun, "subsector" means: A sector (section, zone) of a larger sector.
What is the origin of the word "subsector"?
From sub- + sector. 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 “subsector”

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

  • The one correct English spelling is S-U-B-S-E-C-T-O-R - 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