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
not present in class
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "not present in class" is correct and usable in written English. You can use it to indicate someone's absence from a class or educational setting. Example: "She was not present in class due to illness." Alternative expressions include "absent from class" and "not attending class."
✓ Grammatically correct
Science
Academia
Wiki
News & Media
Alternative expressions(20)
absent from class
was not in attendance
away from class
skipping class
cutting class
missing class
not attending class
out of class
not in class
absent from leadership
unable to attend class
unable to attend schools
absent from school
unable to attend school
out of school
prevented from attending school
cannot go to school
forced to miss school
did not attend
was absent
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
7 human-written examples
Students who were not present in class during the questionnaire administration completed the questionnaire at a later date.
Science
If a student had a low percent-participation grade, it could have been because he or she was not present in class, rather than because of a lack of engagement.
Science
Forty-five (20.4%) students in the programme group and 38 (22.4%) in the control group were not present in class when the posttest assessment was administered (2 different occasions were provided).
The above mentioned cTFBS was not present in class C4, but mapped to the promoters of 14.29% of genes in class C1, 6.16% of genes in class C3, and 12.50% of genes in class C2 (Table 2).
Science
The insertion at the end of the α1 domain is not present in class I sequences from other mammals and includes two in frame stop codons that would prevent translation beyond the α1 domain.
Science
In this study, we use the nomenclature by Choquer et al. (2004), where class VI consists of CHS with a myosin-like domain that is not present in class VII CHS.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
RRM_2 and RRM Pfam families are not present in the class Mammalia and are present only in plants and fungi.
Science
These include Asp174 in the human enzyme, which is conserved in all of the known putrescine-stimulated AdoMetDCs and is not present in other class 2 AdoMetDCs such as those from plants, which are not putrescine activated (33, 35).
Science
The class 2a enzymes contain a buried cluster of charged residues that is reminiscent of the putrescine binding site found in human AdoMetDC; however, the pocket is filled by two arginine residues that are not present in any class 2b enzyme.
Science
Since this was an unsupervised analysis and did not take into account A/P ( absence/present) filtering, some of the genes are possibly not involved in the anti-viral response, since they were not present in specific classes of patients as analysed with MAS5 soft ware.
Science
It could well be due to any characteristic in the 'faces' class not present in the 'scrambled' class, like smoothness or local contrast values.
Science
Expert writing Tips
Best practice
When noting absence, specify the reason if possible (e.g., "not present in class due to illness"). This provides context and clarity.
Common error
Avoid using "not present in class" when you mean a student is in class but not actively participating. Absence refers to physical non-attendance, whereas lack of engagement is a separate issue.
Source & Trust
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "not present in class" functions as a prepositional phrase indicating the state of being absent from a classroom setting. It modifies a subject by specifying their location or lack thereof during a scheduled class time. Ludwig's examples illustrate its use in academic and administrative contexts.
Frequent in
Science
40%
Academia
30%
Wiki
15%
Less common in
News & Media
10%
Formal & Business
5%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "not present in class" is a grammatically correct and relatively uncommon way to describe someone's absence from a class. Ludwig's analysis indicates it functions as a prepositional phrase used to report non-attendance, primarily in scientific and academic contexts. While acceptable, more direct alternatives like "absent from class" are often preferred for conciseness. Remember to specify the reason for absence when possible for clarity and avoid confusing absence with mere lack of participation.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
absent from class
Replaces 'not present' with 'absent', a more direct synonym, maintaining a similar level of formality.
did not attend class
Substitutes 'not present' with 'did not attend', emphasizing the action of not being in attendance.
was not in attendance
Emphasizes the state of 'not being in attendance' instead of 'not being present'.
missed class
A more concise and informal way to express absence from class.
not in class that day
Adds a temporal element specifying the absence occurred on a particular day.
away from class
Indicates being away instead of present; slightly less common.
not participating in class
Focuses on the lack of participation due to absence.
not physically in class
Clarifies that the absence is physical, as opposed to mental or virtual.
not attending the lecture
More specific; 'lecture' replaces 'class'.
not showing up for class
An informal expression indicating failure to appear.
FAQs
What does "not present in class" mean?
The phrase "not present in class" means that someone was absent and did not attend the scheduled class session.
What can I say instead of "not present in class"?
You can use alternatives like "absent from class", "did not attend class", or "missed class" depending on the context.
Is it better to say "absent from class" or "not present in class"?
Both "absent from class" and "not present in class" are grammatically correct and convey the same meaning. "Absent from class" is often considered more direct and concise.
How to use "not present in class" in a sentence?
You can use the phrase "not present in class" like this: "He was not present in class today because he had a doctor's appointment."
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
4.1/5
Expert rating
Real-world application tested