beltline

noun

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

The verdict

“beltline” is uncommon English (frequency #74,763 among 31,241 “B” headwords), classed as a noun. The kind of spelling people second-guess.

#74,763
frequency rank, English
31,241
“B” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The imaginary line marking the upper end of the lower body of an automobile, running just below the bottoms of the windows

Key facts for beltline
PropertyValue
Headwordbeltline
LanguageEnglish
Part of speechNoun
Letters8
Frequency rank#74,763
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “beltline” 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). beltline 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

beltline is uncommon English at frequency #74,763 among 31,241 “B” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for beltline in our index, a sign its spelling follows regular English conventions. Our dataset records no confusable match here, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From belt + line. The correct English form is beltline, spelled B-E-L-T-L-I-N-E.

Definition

  1. 1
    The imaginary line marking the upper end of the lower body of an automobile, running just below the bottoms of the windows
  2. 2
    A beltway: a circular expressway around a city

Etymology

From belt + line.

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 "beltline"?
"beltline" is spelled B-E-L-T-L-I-N-E.
What does "beltline" mean?
As a noun, "beltline" means: The imaginary line marking the upper end of the lower body of an automobile, running just below the bottoms of the windows
What is the origin of the word "beltline"?
From belt + line. 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 “beltline”

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

  • The one correct English spelling is B-E-L-T-L-I-N-E - 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