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
largest cost component
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "largest cost component" is correct and usable in written English.
It can be used when discussing financial aspects, particularly in contexts where you are identifying the most significant part of total costs. Example: "In our budget analysis, the largest cost component is labor, which accounts for over 50% of our total expenses."
✓ Grammatically correct
Science
Alternative expressions(2)
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
18 human-written examples
Biermann et al. found that the largest cost component was related to hospitalizations (€ 2525, 74%%); while costs of rehabilitation (€3199, 9 %), medication (€3155, 9 %) and outpatient contacts (€2588, 8 %) were considerably less important cost components [19].
Science
Drilling is the largest cost component of an EGS project (MIT 2006) and Lukawski et al. (2014) report that significant improvements in geothermal drilling technology over the last 35 years has reduced the rate at which well costs increase with depth.
Science
Chemotherapy was the largest cost component for Stage III women < 50 years old.
Science
The largest cost component for PNP was the overall supervision of the programme (28 29%).
Medication costs were the largest cost component in the direct costs (53%).
In particular, additional medical costs for NCDs were the largest cost component (923 INR per household per month).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
42 human-written examples
Cost figures provided by SafeTran Systems [28] about the cost of active warning systems provide a component breakdown showing, among other things, that for a fully redundant system, installation (labor) is one of the largest cost components, ranging from 25 to 35%% of the total system cost (for Class I railroads).
Science
Medicine, transportation, caregiver costs, and opportunity costs (indirect costs) were the largest cost components in the study.
Science
Personnel cost was the largest cost components of total cost and recurrent cost, contributing 35% to the former and 41% to the later.
Science
We investigated the costs paid by the producers for preventive biosecurity, determined the largest cost components and explained the variation in these costs.
The two major cost components of spontaneous vaginal delivery were transportation and drugs, each contributing 23% to total cost, whereas drugs (27%) and hospital fees (26%) were the largest cost components of Caesarean section.
Science
Expert writing Tips
Best practice
When writing a report, clearly define the context or scope to ensure the reader understands which costs are being analyzed when you use the term "largest cost component".
Common error
Avoid using "largest cost component" when you actually mean "cost driver". A cost component is a part of the total cost, while a cost driver is a factor that causes the cost to change. Be specific to avoid ambiguity.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "largest cost component" functions as a noun phrase, typically serving as the subject complement or object of a sentence. Ludwig AI confirms that it correctly identifies the most significant part of a total cost, as exemplified in various contexts.
Frequent in
Science
95%
News & Media
3%
Formal & Business
2%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "largest cost component" is a grammatically correct and frequently used term, particularly within scientific and formal contexts. As Ludwig AI indicates, this phrase effectively identifies the most significant portion of expenses in a given context. The primary function is to pinpoint and emphasize the most substantial expenditure, assisting in strategic decision-making and resource management. While alternatives such as "primary cost factor" or "major expense" exist, "largest cost component" maintains a level of precision suitable for professional and technical discourse. When employing this phrase, ensure clarity regarding the scope of costs being analyzed, and avoid confusion with terms like "cost driver".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
primary cost factor
Replaces "component" with "factor", focusing on the cause of the cost.
major expense
Uses more general terms to indicate a significant cost.
biggest cost driver
Emphasizes what causes the cost to increase.
principal cost element
Substitutes "component" with "element", offering a slight variation in wording.
most significant expenditure
Highlights the importance and amount of spending.
dominant cost item
Focuses on the item that contributes the most to the total cost.
largest portion of expenses
Highlights the share of overall spending.
predominant cost factor
Indicates the most influential factor affecting cost.
main cost contributor
Focuses on what contributes most to the overall cost.
key cost area
Identifies the most important area where costs are concentrated.
FAQs
How can I use "largest cost component" in a sentence?
You can use "largest cost component" to identify the most significant part of a total cost. For example, "In this project, the "largest cost component" was labor."
What is an alternative to saying "largest cost component"?
Alternatives include "primary cost factor", "major expense", or "biggest cost driver" depending on the specific context.
What is the difference between "largest cost component" and "cost driver"?
"Largest cost component" refers to the biggest part of the total cost, while a "cost driver" is what causes costs to increase.
When is it appropriate to use the term "largest cost component"?
Use "largest cost component" when analyzing a breakdown of costs and you want to highlight the most significant expense within that analysis. It's common in financial reports, project budgets, and cost-benefit analyses.
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested