unipolar

adj

"unipolar" is a 8-letter English headword indexed on PlainSpell.

The verdict

“unipolar” is uncommon English (frequency #80,085 among 1,433 “U” headwords), classed as an adjective. The kind of spelling people second-guess.

#80,085
frequency rank, English
1,433
“U” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Having a single pole.

Corpus desk

Index EN-unipolar · unipolar · English

unipolar · rank #80,085 · 0 variants · 0 confusables

  • FREQ-RARE #80,085
  • LEN-LONG 8 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,433
  • PHOTO-FINISH unhurried

Nearest frequency peer: unhurried (-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 “unipolar”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for unipolar
PropertyValue
Headwordunipolar
LanguageEnglish
Part of speechAdjective
Letters8
Frequency rank#80,085
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “unipolar” in English

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

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

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “unhurried” (#80,084), “unluckily” (#80,086), “unfrozen” (#80,083). Among 1,433 “U” headwords, “unipolar” is #80,085. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

unipolar is uncommon English at frequency #80,085 among 1,433 “U” headwords, classed as anadjective. Rarity is why readers land here mid-draft. 3 senses are on record.

unipolar doesn't appear in our generated misspelling index, a straightforward case of a spelling with little room for common typos. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From uni- + polar. The correct English form is unipolar, spelled U-N-I-P-O-L-A-R.

Definition

  1. 1
    Having a single pole.
  2. 2
    Not both depressive and manic; not bipolar.
  3. 3
    Of or relating to an international system in which one state wields most of the cultural, economic, and political influence.

Recorded use

Wiktionary examples

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

  1. All that talk of one superpower -- us -- bestriding a "unipolar" world seems as dated as Seinfeld reruns.
  2. Most studies have tended to find somewhat higher suicide rates in unipolar depression than in bipolar disorder

Etymology

From uni- + polar.

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 "unipolar"?
"unipolar" is spelled U-N-I-P-O-L-A-R.
What does "unipolar" mean?
As an adjective, "unipolar" means: Having a single pole.
What is the origin of the word "unipolar"?
From uni- + polar. 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 "unipolar", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list