Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
essentially simultaneously
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "essentially simultaneously" is correct and usable in written English.
It can be used to describe two or more events or actions that occur at the same time or in a very close time frame, emphasizing the similarity in timing. Example: "The two experiments were conducted essentially simultaneously, allowing for a direct comparison of results."
✓ Grammatically correct
Science
News & Media
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
11 human-written examples
The iPhone 5s and 5c launched essentially simultaneously on Verizon, AT&T, Sprint and T-Mobile, and has been rolling out to smaller carriers ever since.
News & Media
In the context of separated graphs, both Leavitt path algebras and graph C ∗ -algebras of these objects were introduced essentially simultaneously in the articles [30] (2011), and [31] (2012).
This immediately suggests a northward propagating signal, since phase fronts in that case would cross stations at the same magnetic latitude essentially simultaneously, but be delayed at the more northerly station of a pair displaced in magnetic latitude.
Science
The contaminants have several advantages over artificial tracers: they represent the actual compounds of interest, they are injected essentially simultaneously at several points, and they are injected under those conditions when transport is of the most interest, i.e., following storms.
It will be essentially simultaneously.
News & Media
Those concerns would be moot in President-elect Donald Trump's version of the Obamacare repeal and replace, where those actions would happen "essentially simultaneously".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
In this way, a child performing 113 − 30 is essentially relying simultaneously on both notions of sameness and substitution: 113 − 30 is the same as and can be substituted for 113 − (10 + 10 + 10), which is the same as and can be substituted for 113 − 10 − 10 − 10.
There are always two sets of content performed simultaneously, essentially a script for each audio channel.
News & Media
Photocatalysis is based on the double aptitude of the photocatalyst (essentially titania) to simultaneously adsorb both reactants and to absorb efficient photons.
Science
I was doing two albums simultaneously essentially, and it was very important for me that they be very different sonically.
News & Media
[Ca2+]i transient and sarcomere shortening were monitored simultaneously, essentially as we have described previously [ 8].
Science
Expert writing Tips
Best practice
When using "essentially simultaneously", ensure the context accurately reflects events happening very closely in time, not necessarily at the exact same moment. This phrase is useful when absolute precision isn't critical.
Common error
Avoid using "essentially simultaneously" if the events are clearly sequential with a significant delay. This phrase suggests a high degree of temporal overlap, and misusing it can mislead your audience.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "essentially simultaneously" functions as an adverbial modifier, describing the manner and timing of an action or event. As Ludwig AI confirms, it modifies verbs, adjectives, or other adverbs to indicate that events happen at nearly the same time. It refines the concept of simultaneity by allowing for slight variations in timing.
Frequent in
Science
40%
News & Media
30%
Formal & Business
10%
Less common in
Wiki
10%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "essentially simultaneously" is a grammatically correct and usable adverbial phrase that describes events occurring at nearly the same time. Ludwig AI underscores its accuracy and application across diverse contexts, including science, news media, and business. While not as frequent as other adverbial phrases, it effectively communicates near-perfect concurrence, adding nuance to descriptions of temporal relationships. Common usage involves emphasizing the close timing of events, while potential errors arise from overstating the degree of simultaneity. Alternatives such as "virtually at the same time" offer similar meanings with slight variations in emphasis.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
near-simultaneously
A direct synonym, denoting actions that happen very close in time.
virtually at the same time
Emphasizes the nearness in time, suggesting the events are almost simultaneous.
practically concurrently
Highlights the practical aspect of events occurring at the same time.
effectively concurrent
Highlights the practical outcome of simultaneity.
in close succession
Focuses on the brief interval between the events.
substantially synchronous
Implies a high degree of synchronization between events.
almost at once
Emphasizes the immediacy of the events following each other.
in rapid sequence
Focuses on the speed at which the events unfold.
basically together
Simplifies the concept of simultaneity to a basic understanding.
in temporal proximity
Highlights the closeness of events in time, using more formal wording.
FAQs
How can I use "essentially simultaneously" in a sentence?
Use "essentially simultaneously" to describe events that occur at almost the same time. For instance, "The repeal and replace of Obamacare will be "essentially simultaneously"".
What does "essentially simultaneously" mean?
"Essentially simultaneously" means that two or more things happen at approximately the same time, with a strong implication of near-perfect concurrence.
Which is more accurate: "essentially simultaneously" or "exactly simultaneously"?
"Exactly simultaneously" indicates events occurring at the very same moment. "Essentially simultaneously" suggests near-perfect concurrence but allows for a slight difference in timing.
What are some alternatives to "essentially simultaneously"?
You can use alternatives like "virtually at the same time", "practically concurrently", or "near-simultaneously".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested