One

"One" in Spanish

un

(of a period of time)

un

(a single, unspecified thing)

único

(sole, only)

ser de

(person with a tendency to do something)

uno

(digit or figure)

uno

(cardinal number 1)

se

(impersonal pronoun; one thing or person)

se

(indefinite personal pronoun; any person, people in general)

una

(impersonal pronoun; one thing or person)

uno

(impersonal pronoun; one thing or person)

uno

(indefinite personal pronoun; any person, people in general)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.