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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
sign on
Grammar usage guide and real-world examplesUSAGE SUMMARY
"sign on" is correct and usable in written English.
You can use it when referring to creating an account or logging in to something. For example, "I need to sign on to the website to access my account."
✓ Grammatically correct
News & Media
Wiki
Science
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
57 human-written examples
(Connecticut may sign on soon).
News & Media
Thus, when you sign on Passport Advantage you sign on as a company customer.
Wiki
Sign on one of the gray lines.
Wiki
sign on its roof.
News & Media
Why did they sign on?
News & Media
— Sign on the front door.
News & Media
Ugly sign on the new fish restaurant?
News & Media
There is a sign on the highway.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
3 human-written examples
Sign on-line guestbook: www.edressler.com.
News & Media
Please sign on-line guest book: www.edressler.com.
News & Media
What's Your Sign-On?
News & Media
Expert writing Tips
Best practice
When referring to digital access, consider using "log in" or "sign in" instead of "sign on" for clarity.
Common error
Avoid using "sign on" interchangeably with "sign up" in all contexts. "Sign up" generally refers to the initial act of registering, whereas "sign on" can refer to logging in or formally agreeing to something.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "sign on" primarily functions as a verb phrase, often used intransitively. It denotes the action of logging into a system, enlisting for a cause, or formally agreeing to participate in something. Ludwig AI validates its correct and frequent usage in various contexts.
Frequent in
News & Media
45%
Wiki
25%
Science
15%
Less common in
Formal & Business
5%
Academia
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "sign on" is a versatile verb phrase used to describe actions like logging into systems, enlisting for causes, or formally agreeing to participate in something. Ludwig AI confirms its grammatical correctness and common usage. While its register varies from neutral to professional depending on the context, it's crucial to differentiate its usage from similar phrases like "sign up". Understanding these nuances ensures clear and effective communication. Common errors include using "sign on" and "sign up" interchangeably, so pay attention to the context to select the appropriate phrase.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
log in
Specifies the action of accessing a system or account with credentials.
register
Focuses on the act of formally enrolling or creating an account.
enroll
Similar to register, but can also imply joining an educational program.
join up
Suggests becoming a member of a group or team.
enlist
Implies joining an organization or cause, often with a formal agreement.
become a member
Emphasizes the act of acquiring membership in an organization.
commit to
Highlights the dedication and agreement to support something.
subscribe
Indicates signing up for a service or publication, often with a recurring fee.
agree to participate
A more formal way of expressing consent to be involved in something.
affiliate with
Suggests associating oneself with a particular group or organization.
FAQs
What is the difference between "sign on" and "sign up"?
"Sign up" typically refers to the initial act of registering for a service or account. "Sign on" can mean logging in to an existing account or formally agreeing to something. Use "sign up" when creating a new account and "sign on" when accessing an existing one.
How can I use "sign on" in a sentence?
You can use "sign on" to describe logging into a computer system (e.g., "I need to sign on to the network") or formally agreeing to a project (e.g., "The company decided to sign on to the new initiative").
What are some alternatives to "sign on"?
Is "sign on" formal or informal?
"Sign on" can be used in both formal and informal contexts, but it's generally more common in professional or technical settings when referring to logging in. In other contexts like enlisting for a cause, it's suitable for a variety of settings.
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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
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested