ridgeline

noun

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

The verdict

“ridgeline” is uncommon English (frequency #64,661 among 3,094 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#64,661
frequency rank, English
3,094
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The topmost edge along a mountain ridge.

Corpus desk

Index EN-ridgeline · ridgeline · English

ridgeline · rank #64,661 · 0 variants · 0 confusables

  • FREQ-RARE #64,661
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH rigger

Nearest frequency peer: rigger (+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 “ridgeline”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for ridgeline
PropertyValue
Headwordridgeline
LanguageEnglish
Part of speechNoun
Letters9
Frequency rank#64,661
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “ridgeline” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).ridgelinefalls 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: “rigger” (#64,662), “Rinaldi” (#64,663), “RFS” (#64,658). Among 3,094 “R” headwords, “ridgeline” is #64,661. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

ridgeline is uncommon English at frequency #64,661 among 3,094 “R” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

ridgeline has no tracked misspelling variants, a straightforward case of a spelling with little room for common typos. No confusable counterpart is on file for this word, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From ridge + line. The correct English form is ridgeline, spelled R-I-D-G-E-L-I-N-E.

Definition

  1. 1
    The topmost edge along a mountain ridge.
  2. 2
    The topmost edge along a roof, where its sloping sides meet.

Recorded use

Wiktionary examples

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

  1. To either side there are beautiful views from the trail along the ridgeline.
  2. a. 2007, Federal Aviation Administration, Rotorcraft Flying Handbook, →ISBN, Skyhorse Publishing, 2007, p. 10-8 http://books.google.com/books?id=Bk9fOM4zsKwC&pg=PT97&dq=ridgeline&sig=9rt5EdI_M39hmj7A4pxbJZ8PX-k A ridgeline is a long area from which the surface drops away steeply on one or two sides, such as a bluff or precipice.

Etymology

From ridge + 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 "ridgeline"?
"ridgeline" is spelled R-I-D-G-E-L-I-N-E.
What does "ridgeline" mean?
As a noun, "ridgeline" means: The topmost edge along a mountain ridge.
What is the origin of the word "ridgeline"?
From ridge + 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "ridgeline", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list