un día Learn Unstarted Literal Breakdown Recording English Spanish Learn a (masculine) un Learn day día Learn Summary The Spanish translation for “a day” is un día. The Spanish, un día, can be broken down into 2 parts:"a (masculine)" (un) and "day" (día). Practice Lesson "a day" Practice (1) Lesson Learn Lesson words This lesson has no individual words. Lesson phrases a day etc. View all lesson phrases Themed Courses Dates and times 1 Part of Speech Courses Nouns 1 Acknowledgements Audio Google text-to-speech