seção vs seno, What's the Difference?

Which to use

“seção” and “seno” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#2,496
“seção” frequency rank: #48,110
“seno” frequency rank: 50606
confusion score

Side-by-Side Comparison

Feature	seção	seno
Definition	subdivisão de um capítulo, obra, tratado ou estudo	em relação a um dos ângulos agudos de um triângulo retângulo, é o resultado da divisão do valor do cateto oposto a este ângulo pelo valor da hipotenusa

Where the spellings diverge

Shared letters are muted; the letters that actually set seção and seno apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch

seção

4 ch

seno

Spelling & Dictionary Insight

seção and seno are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 50606, derived from the frequency rank of both members and their visual similarity.

seção is recorded at frequency rank #2,496, classified as anoun. seno is at rank #48,110, tagged as anoun, pronounced /ˈsenu/.

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 50606, this pair ranks #14,354 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of seção vs seno

Shared letters: eos. Private to "seção": ãç. Private to "seno": n.

"seção" · 5 letters · shape CVCVV · "seno" · 4 letters · shape CVCV

Known mistypes of this pair

seno ← esno · senno · seon · sneo · sseno

Frequency comparison

seção#2,496

seno#48,110

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "seção" and "seno" be used interchangeably?

No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

Which is more common, "seção" or "seno"?

"seção" is the more common of the two: it sits at frequency rank #2,496 in our Portuguese list, against #48,110 for "seno". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering seção vs seno

The fastest way to pick the right one every time.

Read both glosses above and match the meaning you intend, only context separates this pair.
See each word in full, definition, IPA, etymology and its other confusables. Full “seção” entry
Browse more pairs most likely to be confused. Most confusable