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
underlined portion
Grammar usage guide and real-world examplesUSAGE SUMMARY
The answer to your question depends on what kind of sentence you are writing.
The 'underlined portion' could be appropriate in certain contexts. For example, if you wanted to emphasize a specific phrase in a sentence, you could use the 'underlined portion'. You could write: I am really looking forward to my summer vacation at the 'underlined portion'.
✓ Grammatically correct
Science
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
8 human-written examples
The mutant forward primer is designed across the first miR-130a binding site, introducing a mutation that scrambles the entire seed region (underlined portion, see Fig. 4A): mutant3′UTR mutant primers: forward, 5′-GGCCAGAAGTAGCTAACGTGATTTCTA AACTAGGCTC-3′; and reverse, 5′-GCCTAGTTTAGAAATCACGTTAGCTACTTCTGGCCC-3′.
Science
No problem, absolutely.' (Underlined portion spoken in English)." Remarkably, the judge allowed Kahn to testify that Hayat told him that he attended a camp, but then refused to allow Hayat's lawyers to ask Kahn about the fact that Hayat eventually told him that he never intended to go to a camp and was simply lying out of bravado.
News & Media
The underlined portion is the T7 RNA polymerase promoter region.
Science
The complementary strand was synthesized using the DNA polymerase I Klenow fragment with primer 1: 5'-GCGGGATCCTATGACGCATTGACCC-3', where the underlined portion represents a BamHI site.
Science
In the dot-bracket output in Figure 12A, the underlined portion represents one hairpin, with five paired bases on either stem and four bases in the loop.
Science
In fact, in the (L/I/V GxxxSQ motif, the underlined portion is almost invariant, while the last two residues vary in only 15 of 155 elements (SP, SH, NQ, PA, AQ, VQ).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
In each primer, the LIC sequence is underlined and the portion corresponding to EGF and the claMP Tag are not.
Science
The underlined portions of the spoligotype must match exactly while the portions not underlined can take any value.
You even underlined that part!
News & Media
Undergraduates come to class having underlined and highlighted large portions of the text, yet they are often unable to describe the rationale for an experiment or interpret data presented in the figures.
Science
This insert appears to be exclusive to the Cytophaga-Flavobacterium-Bacteroides group HtpG proteins sequenced to date, and contains both a portion unique to each species (p18, underlined in alignment) and a conserved portion (p19).
Science
Expert writing Tips
Best practice
When referring to a specific segment of text for analysis, use "underlined portion" to clearly indicate that you are talking about the underlined text.
Common error
Avoid using "underlined portion" when it's unclear what text is being referred to. Always ensure the context clearly identifies which section is being discussed to prevent confusion.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "underlined portion" functions as a noun phrase, typically serving as a subject, object, or complement in a sentence. It identifies a specific segment of text that has been emphasized through underlining.
Frequent in
Science
50%
News & Media
50%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "underlined portion" is a noun phrase used to refer to a specific segment of text that has been underlined for emphasis. Ludwig indicates that the phrase is grammatically correct and serves to direct attention to a particular area within a text. While relatively uncommon, it appears in both scientific and news media contexts. When using the phrase, ensure that the context makes it clear which part of the text is being referenced to avoid any ambiguity. Alternative phrases, such as "underlined section" or "highlighted section", can also be used based on the specific type of emphasis being applied.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
underlined segment
Replaces "portion" with "segment", suggesting a distinct part.
underlined section
Uses "section" as a more general term for a part of text.
underlined segment of text
Adds specificity by mentioning "of text", clarifying the context.
underlined part
Uses the more common term "part" instead of "portion".
highlighted section
Changes "underlined" to "highlighted", indicating a different form of emphasis.
emphasized section
Replaces "underlined" with "emphasized", focusing on the action.
specified segment
Uses "specified" instead of "underlined", generalizing the emphasis.
designated area
Uses broader terms to refer to a general region.
marked section
Employs "marked" to mean identified in some way, replacing "underlined".
noted segment
Indicates a section that has been taken note of.
FAQs
How can I use "underlined portion" in a sentence?
You can use "underlined portion" to refer to a specific part of a text that is emphasized. For example, "The underlined portion of the sentence contains the key information."
What can I say instead of "underlined portion"?
You can use alternatives like "underlined section", "underlined part", or "highlighted section" depending on the context.
Is it correct to say "the portion that is underlined" instead of "underlined portion"?
Yes, both phrases are grammatically correct. "Underlined portion" is more concise, while "the portion that is underlined" provides more explicit detail but can be less efficient in writing.
What's the difference between "underlined portion" and "highlighted portion"?
"Underlined portion" refers specifically to text that has a line drawn beneath it for emphasis. "Highlighted portion" refers to text marked with a different color or shade to draw attention to it. They indicate different methods of emphasis.
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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