Which to use
“biológico” is an adjective and “biólogo” is a noun - they look or sound alike but fill different roles in a sentence.
- #10,986
- “biológico” frequency rank
- #26,728
- “biólogo” frequency rank
- 37714
- confusion score
Side-by-Side Comparison
| Feature | biológico | biólogo |
|---|---|---|
| Definition | Propio de la biología o relacionado con ella. | Persona que tiene como especialidad la Biología. |
Where the eye mixes biológico and biólogo
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. biológico runs 9 letters (CVVCVCVCV) against biólogo's 7 (CVVCVCV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between biológico and biólogo
These two trip readers on the page rather than in the ear: biológico is [bjoˈloxiko] while biólogo is [ˈbjoloɣ̞o]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 37714, derived from the frequency rank of both members and their visual similarity.
biológico is recorded at frequency rank #10,986, classified as anadj, pronounced [bjoˈloxiko]. 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 37714, this pair ranks #173,857 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of biológico vs biólogo
Shared letters: bgiloó. Private to "biológico": c. Private to "biólogo": -.
"biológico" · 9 letters · shape CVVCVCVCV · "biólogo" · 7 letters · shape CVVCVCV
Frequently Asked Questions
Is swapping "biológico" for "biólogo" ever safe?
Which is more common, "biológico" or "biólogo"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "biológico" 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 #173,857 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "biológico" and "biólogo" also get mixed up with nearby pairs, the highest-scored neighbour is "biólogo vs biólogos". Nearby pair
Confusion rank #173,857 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.