yesterday
A1Standard
Definition
Meaning
The day immediately before today.
The recent past, often viewed nostalgically or in contrast to the present.
Linguistics
Semantic Notes
Primarily functions as a noun and an adverb. As a noun, it refers to the specific 24-hour period before the current one. As an adverb, it means 'on the day before today'. The adverbial use is more frequent in everyday speech.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Spelling, pronunciation, and grammatical function are identical.
Connotations
Identical connotations in both dialects.
Frequency
Equally high frequency in both dialects.
Vocabulary
Collocations
Grammar
Valency Patterns
Adverb of Time (sentence-initial/final)Noun (object of preposition)Noun (subject/object)Vocabulary
Synonyms
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “born yesterday (naive)”
- “yesterday's news (no longer important)”
Usage
Context Usage
Business
Used in reporting timelines and deadlines: 'The report was submitted yesterday.'
Academic
Used in historical narration or recounting procedures: 'The experiment was concluded yesterday.'
Everyday
The most common context, for general conversation about recent events: 'I saw her yesterday.'
Technical
Used in logs, timestamps, and system reports to indicate the previous calendar day.
Examples
By Part of Speech
adverb
British English
- I popped to the shops yesterday.
- It rained quite heavily yesterday.
American English
- I went to the store yesterday.
- It rained pretty hard yesterday.
adjective
British English
- The yesterday meeting minutes have been circulated.
- He has a yesterday mindset.
American English
- The yesterday meeting minutes have been distributed.
- He has a yesterday attitude.
Examples
By CEFR Level
- Yesterday was Monday.
- I played football yesterday.
- She wasn't at school yesterday.
- The package arrived yesterday afternoon.
- I wish I had finished the work yesterday.
- Yesterday seems like a long time ago.
- Had I known you were coming yesterday, I would have stayed in.
- The decision, made only yesterday, has already been reversed.
- All the problems of yesterday pale in comparison to today's crisis.
- Yesterday's announcement sent shockwaves through the financial markets.
- He is no yesterday's man; his ideas remain strikingly relevant.
- The policy is a relic of yesterday, utterly unsuited to the current geopolitical landscape.
Learning
Memory Aids
Mnemonic
Think of 'yester-' as in 'yesteryear' (past years) + 'day'.
Conceptual Metaphor
THE PAST IS BEHIND US / THE PAST IS A LOCATION WE HAVE LEFT (e.g., 'That's all behind us now.')
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not use a preposition (в) when using 'yesterday' as an adverb: 'I called her yesterday' is correct, not 'I called her в yesterday'.
- Remember that 'the day before yesterday' is a fixed phrase, not directly translatable as 'before yesterday'.
Common Mistakes
- Using 'yesterdays' (plural) incorrectly. It is rarely used and only in poetic contexts (e.g., 'all our yesterdays').
- Incorrectly using 'on' before 'yesterday' (e.g., 'on yesterday').
Practice
Quiz
In which sentence is 'yesterday' used as a noun?
FAQ
Frequently Asked Questions
No, 'yesterday' exclusively refers to a past day. For future reference, use 'tomorrow' or a specific future date.
No, it is incorrect. 'Yesterday' functions as an adverb of time and does not require a preposition (e.g., 'I saw him yesterday', not 'on yesterday').
'Yesterdays' is grammatically possible but extremely rare and used almost exclusively in literary or poetic contexts to mean 'past times' (e.g., 'the yesterdays of our youth'). In standard English, the concept is expressed with phrases like 'past days' or 'previous days'.
You can use 'two days ago'. 'The day before yesterday' is acceptable in most registers, but 'two days prior' or 'on the preceding day' are more formal alternatives.
Collections
Part of a collection
Numbers and Time
A1 · 50 words · Numbers, dates, days and expressions of time.