as a first line

USAGE SUMMARY

The phrase "as a first line" is correct and usable in written English.
It can be used to indicate the initial action or statement in a sequence or list. Example: "As a first line of defense, we must ensure that all security protocols are followed."

✓ Grammatically correct

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

8 human-written examples

The airway epithelium generates reactive oxygen species (ROS) as a first line of defense.

Stanford University

Plain radiographs are performed as a first line investigation.

Journal of Orthopaedics and Traumatology

Bankers, especially community and local branches, can often serve as a first line of defense.

Huffington Post

These medications have been proposed by some experts as a first line treatment for schizophrenia.

BMC Psychiatry

Imatinib has been used as a first line therapy for CML patients.

BioMed Research International

The USA Clinical Practice Guideline recommends Bupropion as a first line therapy for nicotine cessation [ 4].

BioMed Research International

Human-verified similar examples from authoritative sources

Similar Expressions

37 human-written examples

Previously, penicillin was recommended as a first-line drug.

The New York Times

Most veterinarians don't use it as a first-line defense.

The New York Times

In 2017, the FDA approved atezolizumab as a first-line agent, and pembrolizumab as a first-line and second-line agent, against advanced urothelial cancer.

Nature

Lithium is recommended as a first-line treatment for Bipolar Disorder (BD).

Journal of Affective Disorders

Topical negative pressure (TNP) therapy has been adopted as a first-line treatment for wound healing.

The Annals of Thoracic Surgery

Expert writing Tips

Best practice

Use "as a first line" to clearly indicate the initial step in a process, defense, or treatment. This sets the context for subsequent actions.

Common error

Avoid using "as a first line" when referring to something that is merely early, but not the actual, intended first step. Instead, ensure it is genuinely the initial action or consideration.

Linguistic Context

The phrase "as a first line" functions as an adverbial phrase, modifying a verb or clause to indicate the initial step or approach in a process or situation. As Ludwig AI confirms, this phrase is used to introduce an action or consideration taken at the beginning of a sequence.

Expression frequency: Uncommon

Frequent in

Science

50%

News & Media

30%

Academia

20%

Less common in

Formal & Business

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, the phrase "as a first line" serves as an adverbial phrase indicating the initial step in a process or approach. As verified by Ludwig AI, it is grammatically correct and generally used in neutral to formal contexts, particularly within scientific, academic, and news domains. While alternatives exist to suit different nuances, understanding the phrase's purpose in establishing priority and sequence is key to its effective use. Remembering to use "as a first line" when genuinely referring to the first action and avoiding misinterpretations is essential for clarity.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

as a primary defense

Emphasizes the action's role in protecting against something.

in the first instance

Highlights the action as the primary consideration.

as a starting point

Suggests the action serves as a foundation for what follows.

as a first priority

Highlights the action's importance over other considerations.

as a preliminary step

Highlights the action as a preparatory measure.

as a first resort

Highlights the action as the first option chosen.

as an initial measure

Focuses on the action as a starting point for further steps.

initially

Emphasizes the temporal aspect of starting something.

at the outset

Stresses the importance of the action right from the beginning.

to begin with

Indicates the commencement of a series of actions.

FAQs

How can I use "as a first line" in a sentence?

You can use "as a first line" to introduce an initial action, defense, or treatment. For example, "As a first line of defense, we implemented stricter security measures."

What are some alternatives to "as a first line"?

Some alternatives include "initially", "as a preliminary step", or "to begin with", depending on the specific context.

Is it always necessary to use "as a first line" when describing an initial action?

No, it is not always necessary. Simpler alternatives like "first" or "initially" may be more appropriate in some contexts, especially when brevity is desired.

What's the difference between "as a first line" and "as a priority"?

"As a first line" specifically refers to an initial action or defense, while "as a priority" indicates something that is considered important or urgent. The former implies a sequence, while the latter implies importance.