on the same day as

USAGE SUMMARY

"on the same day as" is correct and usable in written English.
You can use it when you're comparing two events that happened on the same day. Example: We had our picnic on the same day as the neighborhood block party.

✓ Grammatically correct

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The cylinders were tested on the same day as the beams at 28 days of age.

International Journal of Concrete Structures and Materials

Finally, one subject had the last training session scheduled on the same day as the fMRI.

eLife

Well on the same day as the arrest.

The Guardian

Unfortunately, it's on the same day as Cartman's birthday party.

The New York Times

What was celebrated on the same day as this announcement?

The New York Times

Registration for capped parent workshops will open on the same day as general registration.

University of California, Berkeley

Eisenberg notes that the announcement came on the same day as his wife's birthday.

Cornell University

It was, I believe, on the same day as the Reichstag speech of the Fuehrer.

Yale University

The enforcement actions arrived on the same day as a flurry of other orders against JPMorgan.

The Washington Post

On the same day as their arrests, Jan . 17 the government declared the group illegal.

The New York Times

"My head teacher insisted I sat it on the same day as everybody else.

The Times

Expert writing Tips

Best practice

Use "on the same day as" to clearly establish that two events shared the same date, avoiding ambiguity.

Common error

Ensure the verbs in both clauses connected by "on the same day as" are in the correct and consistent tense to accurately reflect when the events occurred.

Linguistic Context

The phrase "on the same day as" functions as a prepositional phrase that introduces a clause specifying the timing of an event, indicating it occurred on the identical date as another event. Ludwig examples illustrate this usage across various contexts.

Expression frequency: Very common

Frequent in

Science

39%

News & Media

36%

Academia

25%

Less common in

Ludwig's WRAP-UP

The phrase "on the same day as" is a common and grammatically sound way to indicate that two events occurred on the same calendar date. Ludwig AI confirms its correct usage in various contexts, including scientific research, news reporting, and academic writing. The phrase serves to establish temporal correspondence and provide clarity about the timing of events. While alternatives like "at the same time that" exist, "on the same day as" is generally suitable for both formal and informal communication.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

at the selfsame time as

Adds emphasis to the fact that the events happened at the exact same time.

at the same time that

A more formal and slightly longer way to express simultaneous events.

simultaneously with

Highlights the synchronized nature of two events happening together.

concurrently

Indicates actions happening at exactly the same time, offering a more concise alternative.

occurring together with

A descriptive phrase emphasizing the joint occurrence of events.

in conjunction with

Suggests that two events are happening together and are connected or related.

on the same occasion as

Refers to events happening during the same event or instance.

coincident with

Implies that two events occurred together by chance.

synchronously with

Highlights that two events are happening at the same rate or interval.

in parallel with

Suggests that two events are happening alongside each other.

FAQs

How can I rephrase "on the same day as" in a sentence?

You can replace "on the same day as" with alternatives like "at the same time that", "simultaneously with", or "concurrently", depending on the nuance you want to convey.

Is it redundant to use "on the same exact day as" instead of "on the same day as"?

Using "on the same exact day as" is generally considered redundant. The word "exact" doesn't add significant meaning since "same day" already implies precision. "On the same day as" is sufficient.

Which is more formal, "on the same day as" or "simultaneously with"?

"Simultaneously with" is generally more formal than "on the same day as". The latter is suitable for most contexts, while "simultaneously with" may be preferred in academic or professional writing.

Can "on the same day as" be used to describe events that are close but not exactly on the same day?

No, "on the same day as" indicates that events occurred precisely on the same calendar date. If events are close but not on the same day, consider using phrases like "around the same time" or "shortly after".