Portuguese3 min read

1 in Portuguese: Complete Guide with Pronunciation

1 in Portuguese = um / uma

The number 1 in Portuguese is "um" (masculine) pronounced "oom" or "uma" (feminine) pronounced "OO-mah". Portuguese numbers agree with gender.

Quick Answer

NumberPortuguese (m)Portuguese (f)Pronunciation (m)Pronunciation (f)
1umumaoomOO-mah

Pronunciation

Um (masculine):

  • One syllable: um
  • "Oom" (nasal vowel in BR, less nasal in PT)
  • Brazilian: very nasal
  • European: less nasal, clearer "m"

Uma (feminine):

  • Two syllables: u-ma
  • "OO-mah"
  • Stress on first syllable

Common mistakes:

  • Not making Brazilian "um" nasal enough
  • Using "um" with feminine nouns
  • Pronouncing "uma" as one syllable

Gender Agreement

Masculine nouns - use "um":

  • um livro (one book)
  • um carro (one car)
  • um real (one real)

Feminine nouns - use "uma":

  • uma mesa (one table)
  • uma casa (one house)
  • uma hora (one hour)

Practical Usage

Counting: um, dois, três, quatro, cinco... Phone numbers: 1 = um Prices: R$1 = um real Times: 1:00 = uma hora (feminine) Dates: 1st = primeiro/primeira (NOT um/uma)

Um vs Primeiro

Important:

  • um/uma = number 1 (cardinal)
  • primeiro/primeira = first (ordinal)

Examples:

  • "Tenho um gato" = I have one cat
  • "É o meu primeiro gato" = It's my first cat
  • "Primeiro de janeiro" = January 1st

Common Phrases

um por um: One by one um a um: One to one uma vez: Once, one time mais um: One more nem um: Not even one

Quick Takeaways

  • 1 = um (m) or uma (f)
  • Pronounced "oom" or "OO-mah"
  • Gender agreement mandatory
  • For "1st" use primeiro/primeira
  • 1:00 = uma hora (hora is feminine)
  • Brazilian: very nasal "um"
  • European: less nasal

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