membranavsmembranasWhich spelling fits?

Which to use

“membrana” and “membranas” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#14,647
“membrana” frequency rank
#26,921
“membranas” frequency rank
41568
confusion score

Side-by-Side Comparison

Feature membrana membranas
Definition Delgada película o lámina, comúnmente de material orgánico o metálico, que cumple una función de separación, protección o recubrimiento. Forma del plural de membrana.

Where the eye mixes membrana and membranas

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. membrana runs 8 letters (CVCCCVCV) against membranas's 9 (CVCCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

8 ch
membrana
9 ch
membranas

Look-alike desk: membrana vs membranas

A purely visual mix-up. membrana ([mẽmˈbɾana]) and membranas ([mẽmˈbɾanas]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “membrana” sits inside “membranas”. Our composite confusion score for this pair is 41568, derived from the frequency rank of both members and their visual similarity.

membrana is recorded at frequency rank #14,647, classified as anoun, pronounced [mẽmˈbɾana]. membranas is at rank #26,921, tagged as anoun, pronounced [mẽmˈbɾanas].

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 41568, this pair ranks #152,969 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of membrana vs membranas

Shared letters: abemnr. Private to "membrana": -. Private to "membranas": s.

"membrana" · 8 letters · shape CVCCCVCV  ·  "membranas" · 9 letters · shape CVCCCVCVC

Known mistypes of this pair

  • membrana ← emmbrana · mebmrana · membarna · membbrana · membraan · membranna · membrnaa · membrrana
  • membranas ← emmbranas · mebmranas · membarnas · membbranas · membraans · membranass · membrannas · membransa

Frequently Asked Questions

Is swapping "membrana" for "membranas" ever safe?
No. They are said differently ([mẽmˈbɾana] versus [mẽmˈbɾanas]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "membrana" or "membranas"?
"membrana" is the more common of the two: it sits at frequency rank #14,647 in our Spanish list, against #26,921 for "membranas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "membrana" and "membranas" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "membrana" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "membranas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #152,969 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • 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 #152,969 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list