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
first time slot
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "first time slot" is correct and usable in written English.
It can be used when referring to the initial period of time allocated for an event or activity, such as a meeting or a broadcast. Example: "The meeting is scheduled for the first time slot of the day, starting at 9 AM."
✓ Grammatically correct
Science
Alternative expressions(6)
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
60 human-written examples
The intruder attacks the network at the first time slot.
In the first time slot, the PT transmits a packet.
In the first time slot, PUs transmit to SU.
The first time slot is identical for both protocols.
During the first time slot, the source sends one modulated symbol on each carrier.
In the first time slot, the source serially transmits two data blocks to two relays.
For all the schemes, the intruder attacks during the first time slot (MA stage).
As per our example, the first time slot is for channel C 4 (see Figure 2).
The intruder attacks the relay in the first time slot for all the schemes.
The notation a means the first time slot, while the notation b denotes the second one.
In the first time slot, PUTX and/or SUTX transmit their signals to the relay.
Expert writing Tips
Best practice
When scheduling events or processes, clearly specify the "first time slot" to avoid ambiguity. For example, in project management, it's crucial to define when the initial tasks begin.
Common error
Avoid using "first time slot" interchangeably with a general starting time. The phrase implies a structured schedule with multiple slots, not just any beginning.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "first time slot" functions as a noun phrase, typically acting as a subject, object, or complement within a sentence. It designates the initial segment in a series of scheduled time intervals, as shown in Ludwig's examples.
Frequent in
Science
100%
Less common in
News & Media
0%
Formal & Business
0%
Academia
0%
Ludwig's WRAP-UP
The phrase "first time slot" is a grammatically sound and common noun phrase, primarily used in scientific contexts. As confirmed by Ludwig, it denotes the initial segment in a series of scheduled time intervals. While generally straightforward, it's important to use it appropriately, ensuring that the context involves a structured schedule with multiple slots. Alternatives like "initial time slot" or "opening time slot" can be used to subtly alter the emphasis. Remember that "first time slot" implies a structured sequence of timed events.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
initial time slot
Replaces "first" with "initial", emphasizing the starting point in a sequence.
opening time slot
Uses "opening" instead of "first", highlighting the beginning of the available slots.
earliest time slot
Emphasizes the temporal priority using "earliest", implying it's the one that comes before others.
primary time slot
Substitutes "first" with "primary", focusing on the most important or designated slot.
inaugural time slot
Replaces "first" with "inaugural", suggesting the beginning or introduction of a series.
starting time slot
Uses "starting" to indicate the commencement of activities within that slot.
first available slot
Adds "available" to specify that it's the first one that can be used.
the initial time frame
Replaces "slot" with "time frame", broadening the scope to a period rather than a specific point.
the beginning slot
Uses a more descriptive term, "beginning", instead of "first".
the foremost time slot
Replaces "first" with "foremost", indicating the most prominent or important slot.
FAQs
How can I use "first time slot" in a sentence?
You can use "first time slot" to refer to the initial period allocated for a task, meeting, or broadcast. For example, "The presentation is scheduled for the "initial time slot" of the conference."
What are some alternatives to "first time slot"?
Alternatives include "initial time slot", "opening time slot", or "earliest time slot", depending on the specific context and nuance you wish to convey.
Is it correct to say "the first time slot" or simply "first time slot"?
Both forms are grammatically correct, but "the first time slot" is generally preferred when referring to a specific, pre-defined slot. "First time slot" without "the" is acceptable in less formal contexts or when the reference is generic.
What does "first time slot" imply in a scheduled event?
The phrase "first time slot" typically indicates the beginning of a series of scheduled activities or appointments, suggesting that there are subsequent time slots planned.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested