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unir

Spanish, verb

unir is spelled U-N-I-R (4 letters) and appears 11 times per million words in written Spanish, the 6,393rd most frequent Spanish word form (wordfreq, 2021 data). Unir is a Spanish verb meaning “to unite, join” (English Wiktionary, September 2026). With a tilde, uñir is a different word: “alternative form of uncir”. The Spanish Wiktionary (Wikcionario) defines it as “Poner varias cosas conformando un todo”.

What does unir mean in English?

verb

  1. 1

    to unite, join

    ¡Únete al sindicato!

  2. 2

    to merge, conflate

verb

as uñir
  1. 1

    alternative form of uncir

  2. 2

    archaicarchaic form of unir

Source: English Wiktionary, Spanish section, dump of September 2, 2026 (CC BY-SA 4.0).

How Spanish dictionaries define it

verb: 1. Colocar el yugo o en yunta a bestias o animales de tiro tales como bueyes y mulas. 2. Unir o poner juntos dos o más objetos o individuos.

verb: 1. Poner varias cosas conformando un todo. 2. Poner varias cosas en contacto, sin que pierdan su individualidad. 3. Poner varias cosas en contacto de modo que no se puedan separar. 4. Poner en contacto dos o más sustancias de modo que ocupen el mismo espacio.

The definition in the Spanish Wiktionary (Wikcionario), in Spanish.

Source: Spanish Wiktionary (Wikcionario), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.

Forms of unir

  • uno first-person present singular
  • uní first-person preterite singular
  • unido participle past
  • uniendo gerund
  • unida feminine participle past
  • unidos masculine participle past
  • unidas feminine participle past
  • unes indicative informal present
  • unís indicative informal present
  • une indicative present singular
  • unimos first-person indicative plural
  • unen indicative plural present
  • unía first-person imperfect indicative
  • unías imperfect indicative second-person
  • uníamos first-person imperfect indicative
  • uníais imperfect indicative plural
  • unían imperfect indicative plural
  • uniste indicative preterite second-person

Source: English Wiktionary and Spanish Wiktionary (Wikcionario) (dumps of September 2, 2026 and September 1, 2026).

English words that translate to unir

Source: the translation tables of the English Wiktionary, dump of September 2, 2026.

How common is unir in Spanish?

unir appears 11 times per million words in written Spanish.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

What to look up after unir