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
at time of entry
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "at time of entry" is correct and usable in written English.
It can be used to refer to a specific moment when someone or something enters a place or situation, often in legal or formal contexts. Example: "The applicant must provide all necessary documentation at time of entry to ensure a smooth processing of their application."
✓ Grammatically correct
Science
Academia
News & Media
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
43 human-written examples
The aim of this study was to determine an association between resident characteristics at time of entry to permanent supportive housing and exit status.
Each field (e.g., Africa or Early Modern Europe) sets its own guidelines for how much language an applicant should already have at time of entry into the program.
We find that ethnic identity persists more strongly for females, Muslims, those with schooling in the home country, and older age at time of entry.
Academia
Of these, 13 (5.3%) had been transplanted at time of entry (Group A), 21 (8.6%) were transplanted during the study (Group B), and 48 (19.8%) were either wait-listed for transplant or underwent evaluation after enrollment during the study period (Group C).
Academia
Following the exceptional outcomes of this first [End Page 103] cohort, ASAP expanded its eligibility criteria in 2009 to accept students with up to two developmental course needs at time of entry into the program.
Academia
Notes: "Socio-economic characteristics" include: age, age squared, a dummy for having the qualification assessed in Australia, a dummy for being self-employed, dummies for the former country of residence, dummies for the entry visa type, a dummy for school age children present, a dummy for having financial funds at time of entry, and regional dummies.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
17 human-written examples
His CD4 count was 41 cells/μL and viral load undetectable at time of study entry.
Perinatal and early neonatal data will be submitted to the ADEPT Co-ordinating Centre at time of trial entry.
Science
BMD was measured using DXA (non-invasive gold standard) to characterize bone health of participants at time of study entry.
Science
At time of study entry, CYFRA 21-1 was the only marker correlating with good or impaired KPS (KPS 90 100%: 3.6 ng ml 1 vs KPS<90%: 9.8 ng ml 1, P=0.0399).
Science
Data were collected at SPCU admission (baseline, t1), at the time of entry into the LCP (t2) and at the time of LCP discontinuation (t3).
Science
Expert writing Tips
Best practice
When using "at time of entry", ensure that the context clearly defines what 'entry' refers to (e.g., program, country, study). This prevents ambiguity and ensures the reader understands the specific moment being referenced.
Common error
Avoid using "at time of entry" without specifying the system or location to which entry is being made; be specific about what the subject is entering, otherwise, clarity might be lost.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "at time of entry" functions as an adverbial phrase, modifying a verb or clause to specify the point in time when an action occurs or a condition exists. It indicates a specific moment related to the act of entering a particular state, place, or program, as confirmed by Ludwig.
Frequent in
Science
75%
Academia
15%
News & Media
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "at time of entry" is a grammatically correct and commonly used prepositional phrase that acts as an adverbial modifier. As indicated by Ludwig, it is particularly prevalent in scientific and academic contexts, serving to specify a precise moment when something begins. While versatile, clarity is paramount: always define the specific "entry" being referenced. Related phrases such as "upon admission" or "on arrival" may serve as suitable alternatives depending on context. Remember that while the phrase is appropriate, the register is generally formal. Ludwig's AI confirms its validity and provides numerous examples of its use in reputable sources.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
upon admission
This emphasizes the act of being admitted, often to a program or institution, rather than just entering a physical space.
on arrival
Focuses on the act of reaching a destination, often implying a physical place.
at the point of access
Highlights the specific location or stage where access is granted.
at commencement
Refers to the beginning or start of something, often more formal than "entry".
at the start
A simpler and more general way to refer to the beginning.
at the initiation
Emphasizes the act of starting or setting something in motion.
when beginning
Focuses on the action of starting something.
upon onboarding
Specifically refers to the process of integrating someone new into a team or organization.
at program inception
Highlights the very beginning of a formal program or project.
at phase one
Implies beginning of sequential process or study.
FAQs
How can I use "at time of entry" in a sentence?
Use "at time of entry" to specify conditions or characteristics present when someone or something begins participating in a program, crosses a border, or joins a study. For example: "Participants' health conditions "at time of entry" were carefully documented."
What phrases are similar to "at time of entry"?
Similar phrases include "upon admission", "on arrival", or "at commencement", depending on the specific context you're describing.
Is it more formal to say "at time of entry" or "when entering"?
"At time of entry" carries a more formal tone and is often used in official or academic contexts, while "when entering" is more general and can be used in informal settings.
What information is typically collected "at time of entry"?
The information collected "at time of entry" varies depending on the context, but often includes demographic data, initial assessments, and baseline measurements relevant to the situation, such as medical history for a clinical trial or visa status for border control.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested