eclipsedvsellipseWhat's the difference?

Quick tell: eclipsed is a adjective, ellipse is a noun, so they fill different roles in a sentence.

Which to use

“eclipsed” is an adjective and “ellipse” is a noun - they look or sound alike but fill different roles in a sentence.

#29,253
“eclipsed” frequency rank
#42,625
“ellipse” frequency rank
71878
confusion score

Side-by-Side Comparison

Feature eclipsed ellipse
Definition With its disc sable (or, modernly, of another specified tincture). A closed curve, the locus of a point such that the sum of the distances from that point to two other fixed points (called the foci of the ellipse) is constant; equivalently, the conic section that is the intersection of a cone with a plane that does not intersect the base of the cone.

Letter map: eclipsed vs ellipse

Shared letters muted; letters that set eclipsed and ellipse apart highlighted. Shared run: 6. eclipsed runs 8 letters (VCCVCCVC) against ellipse's 7 (VCCVCCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
eclipsed
7 ch
ellipse

Part-of-speech tell for eclipsed / ellipse

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: eclipsed is anadjective and ellipseanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 71878, derived from the frequency rank of both members and their visual similarity.

eclipsed is recorded at frequency rank #29,253, classified as anadj. ellipse is at rank #42,625, tagged as anoun, pronounced /ɪˈlɪps/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 71878, this pair ranks #45,030 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of eclipsed vs ellipse

Shared letters: eilps. Private to "eclipsed": cd. Private to "ellipse": -.

"eclipsed" · 8 letters · shape VCCVCCVC  ·  "ellipse" · 7 letters · shape VCCVCCV

Known mistypes of this pair

  • eclipsed ← celipsed · ecclipsed · ecilpsed · eclipesd · eclippsed · eclipsde · eclipsedd · eclipssed
  • ellipse ← elilpse · elipse · ellipes · ellippse · ellipsse · ellispe · ellpise · lelipse

Frequently Asked Questions

Can "eclipsed" and "ellipse" be used interchangeably?
No - they are not even the same part of speech. "eclipsed" is an adjective and "ellipse" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "eclipsed" vs "ellipse" - which ranks higher?
"eclipsed" is the more common of the two: it sits at frequency rank #29,253 in our English list, against #42,625 for "ellipse". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "eclipsed" and "ellipse".

  • Full dictionary entry for "eclipsed" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ellipse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #45,030 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "eclipsed" and "ellipse" also get mixed up with nearby pairs, the highest-scored neighbour is "ellipse vs Eloise". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #45,030 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list