biologíavsbiólogoTell them apart

Which to use

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

#6,984
“biología” frequency rank
#26,728
“biólogo” frequency rank
33712
confusion score

Side-by-Side Comparison

Feature biología biólogo
Definition Ciencia que estudia la estructura, función y desarrollo de los seres vivos Persona que tiene como especialidad la Biología.

Where the eye mixes biología and biólogo

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. biología runs 8 letters (CVVCVCVV) against biólogo's 7 (CVVCVCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
biología
7 ch
biólogo

Visual trap between biología and biólogo

A purely visual mix-up. biología ([bjoloˈxia]) and biólogo ([ˈbjoloɣ̞o]) 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 33712, derived from the frequency rank of both members and their visual similarity.

biología is recorded at frequency rank #6,984, classified as anoun, pronounced [bjoloˈxia]. biólogo is at rank #26,728, tagged as anoun, pronounced [ˈbjoloɣ̞o].

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 33712, this pair ranks #195,303 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of biología vs biólogo

Shared letters: bgilo. Private to "biología": aí. Private to "biólogo": ó.

"biología" · 8 letters · shape CVVCVCVV  ·  "biólogo" · 7 letters · shape CVVCVCV

Frequently Asked Questions

Is swapping "biología" for "biólogo" ever safe?
No. They are said differently ([bjoloˈxia] versus [ˈbjoloɣ̞o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "biología" or "biólogo" show up more?
"biología" is the more common of the two: it sits at frequency rank #6,984 in our Spanish list, against #26,728 for "biólogo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "biología" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "biólogo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #195,303 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "biología" and "biólogo" also get mixed up with nearby pairs, the highest-scored neighbour is "biólogo vs biólogos". Nearby pair

Confusion rank #195,303 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