Spanish · Numbers & Time
Ayer
Yesterday
Beginneradverb
Definition
The day before today.
Example
Ayer llovió mucho.
It rained a lot yesterday.
Etymology
'Ayer' comes from the Latin 'ante diem', which means before the day, indicating its longstanding role in referring to past events.
How & Where It’s Used
'Ayer' is commonly used in spoken and written Spanish, ranging from informal to formal language, across all Spanish-speaking cultures.