urânio

/u.ˈɾɐ.nju/

//u.ˈɾɐ.nju// noun

The verdict

“urânio” is a moderately-common Portuguese word, ranked #16,420 in Portuguese word frequency and used as a noun.

#16,420
frequency rank, Portuguese
6
letters
7
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - elemento químico de símbolo U, possui o número atômico 92 e massa atômica relativa 238,0289 u; é um metal radioativo de transição interna (actinídeo), de cor prata acinzentado brilhante, encontrado...

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

urânio vs Urano
50% similar
urânio vs urbano
50% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for urânio
PropertyValue
Headwordurânio
LanguagePortuguese
Part of speechNoun
IPA/u.ˈɾɐ.nju/
Letters6
Frequency rank#16,420
Misspellings tracked7
Confusable pairs2
SourceWiktionary (kaikki.org)

Where “urânio” sits in Portuguese frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). urânio lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The Portuguese entry for urânio is 6 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /u.ˈɾɐ.nju/. Corpus data places it at rank #16,420 in overall Portuguese word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "elemento químico de símbolo U, possui o número atômico 92 e massa atômica relativa 238,0289 u; é um metal radioativo de transição interna (actinídeo), de cor prata acinzentado brilhante, encontrado...".

Our generated misspelling index lists 7 likely wrong-spelling variants for urânio, with forms such as "ruânio", "urnâio", and "urrânio". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 2 confusable-pair relationships, "Urano", "urbano", a pairing that trips writers up because the two words share enough sound or shape to blur together.

This entry's etymology isn't recorded, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct Portuguese form is urânio, spelled U-R-Â-N-I-O.

Definition

  1. 1
    elemento químico de símbolo U, possui o número atômico 92 e massa atômica relativa 238,0289 u; é um metal radioativo de transição interna (actinídeo), de cor prata acinzentado brilhante, encontrado sólido na temperatura ambiente; é obtido principalmente de minérios como a uraninita, a euxenita e a carbotita; sua utilização mais importante é para produção de energia, onde o seu isótopo ²³⁵U é utilizado numa reação de fissão auto-sustentada

This word in other languages

Common misspellings

Also misspelled as: ruânio,urnâio,urrânio,urâino,urânnio,urânoi,uârnio

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of urânio - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

ruânio2urnâio2urrânio1urâino2urânnio1urânoi2uârnio2
Edit distance from "urânio"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "urânio"?
"urânio" is spelled U-R-Â-N-I-O. The IPA pronunciation is /u.ˈɾɐ.nju/.
What does "urânio" mean?
As a noun, "urânio" means: elemento químico de símbolo U, possui o número atômico 92 e massa atômica relativa 238,0289 u; é um metal radioativo de transição interna (actinídeo), de cor prata acinzentado brilhante, encontrado...
What words are commonly confused with "urânio"?
"urânio" is commonly confused with "Urano", "urbano". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "urânio"?
The IPA (International Phonetic Alphabet) transcription for "urânio" is /u.ˈɾɐ.nju/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "urânio" come from?
"urânio" is a Portuguese word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “urânio”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct Portuguese spelling is U-R-Â-N-I-O - every other letter order is a misspelling in standard orthography.
  • Say it as /u.ˈɾɐ.nju/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “Urano” - see the side-by-side comparison. urânio vs Urano
  • Browse more Portuguese words and confusable pairs in the same reference. Portuguese words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list