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
a search engine
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a search engine" is correct and usable in written English.
You can use it when referring to a software system designed to carry out web searches and retrieve information from the internet. Example: "Google is the most popular search engine used by millions of people worldwide."
✓ Grammatically correct
News & Media
Wiki
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
60 human-written examples
The product also adds a search engine labeled "Safe Search".
Wiki
MC Hammer backs a search engine.
News & Media
A search engine needs data to search.
News & Media
It's called a search engine.
News & Media
A search engine had ended the search.
News & Media
Lycos (//www.lycos.com) is a search engine.
News & Media
A search engine won't do it.
News & Media
Cayce is Isabel, with a search engine.
News & Media
How good a search engine is Like.com?
News & Media
But it is not a search engine.
News & Media
Ask Jeeves (//www.askjeeves.com) is a search engine.
News & Media
Expert writing Tips
Best practice
When writing about search engines, be specific about their function or context. For example, instead of just saying "use a search engine", specify the type of search or the platform, like "use a scholarly search engine for research".
Common error
Avoid using "a search engine" as a catch-all term when referring to complex online tools. Differentiate between general search engines and specialized platforms like databases or knowledge engines.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a search engine" functions as a noun phrase, typically acting as a subject or object in a sentence. As Ludwig AI confirms, it refers to a software system designed for web searches. Examples from Ludwig show its use in various contexts.
Frequent in
News & Media
45%
Wiki
25%
Science
15%
Less common in
Formal & Business
5%
Encyclopedias
5%
Academia
5%
Ludwig's WRAP-UP
In summary, "a search engine" is a common noun phrase used to describe tools for finding information online. Ludwig AI confirms its grammatical correctness and usability across various contexts. It is most frequently found in News & Media and Wiki sources. While the phrase is generally neutral in register, specific contexts may require more precise language. Ludwig's examples showcase its diverse usage, highlighting its central role in online information access.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
web search tool
Replaces "engine" with "tool", focusing on the functionality.
online search platform
Substitutes "engine" with "platform", emphasizing the broader system.
internet search utility
Uses "utility" instead of "engine", highlighting the practical aspect.
search service
Replaces "engine" with "service", focusing on the provided functionality.
information retrieval system
A more technical term for a search engine.
web crawler
Focuses on the data gathering aspect of a search engine.
search index
Emphasizes the indexed data used for searching.
content aggregator
Highlights the function of collecting and organizing content.
data mining tool
Focuses on the data analysis capabilities.
algorithmic search
Emphasizes the algorithmic aspect of the search process.
FAQs
How to use "a search engine" in a sentence?
You can use "a search engine" to describe a tool for finding information online, for example: "Google is a widely used "a search engine"."
What can I say instead of "a search engine"?
You can use alternatives like "web search tool", "online search platform", or "internet search utility" depending on the context.
Which is correct, "a search engine" or "the search engine"?
"A search engine" is used when referring to search engines in general, while "the search engine" refers to a specific search engine already mentioned or understood in context.
What's the difference between "a search engine" and "a search algorithm"?
"A search engine" is the overall system for searching, while "a search algorithm" is a specific method or process used within the search engine to find results.
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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested