transmisiónvstrasmisiónTell them apart

Which to use

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

#2,849
“transmisión” frequency rank
#41,668
“trasmisión” frequency rank
44517
confusion score

Side-by-Side Comparison

Feature transmisión trasmisión
Definition Acción o efecto de transmitir. Acción o efecto de transmitir.

Where the eye mixes transmisión and trasmisión

Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. transmisión runs 11 letters (CCVCCCVCVVC) against trasmisión's 10 (CCVCCVCVVC) - the length gap alone is often enough to separate them once you know to check it.

11 ch
transmisión
10 ch
trasmisión

Visual trap between transmisión and trasmisión

A purely visual mix-up. transmisión ([t̪ɾãnsmiˈsjõn]) and trasmisión ([t̪ɾasmiˈsjõn]) 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 letter(s) in length. Our composite confusion score for this pair is 44517, derived from the frequency rank of both members and their visual similarity.

transmisión is recorded at frequency rank #2,849, classified as anoun, pronounced [t̪ɾãnsmiˈsjõn]. trasmisión is at rank #41,668, tagged as anoun, pronounced [t̪ɾasmiˈsjõn].

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 44517, this pair ranks #136,635 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of transmisión vs trasmisión

Shared letters: aimnrstó. Private to "transmisión": -. Private to "trasmisión": -.

"transmisión" · 11 letters · shape CCVCCCVCVVC  ·  "trasmisión" · 10 letters · shape CCVCCVCVVC

Frequently Asked Questions

Can "transmisión" and "trasmisión" be used interchangeably?
No. They are said differently ([t̪ɾãnsmiˈsjõn] versus [t̪ɾasmiˈsjõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "transmisión" or "trasmisión"?
"transmisión" is the more common of the two: it sits at frequency rank #2,849 in our Spanish list, against #41,668 for "trasmisión". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "transmisión" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "trasmisión" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #136,635 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "transmisión" and "trasmisión" also get mixed up with nearby pairs, the highest-scored neighbour is "transfusión vs transmisión". Nearby pair

Confusion rank #136,635 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