Rely upon
verb phrase
To depend on something or someone for support or help.
I rely upon my parents for financial assistance.

Often appears as...
- rely upon assistance
- rely upon support
verb phrase
To trust in something or someone to do what you need or expect them to do.
The team relies upon her to score the winning goals.

Often appears as...
- rely upon someone to do something
- rely upon the system
verb phrase
To use something as a basis of argument or evidence for something.
The lawyer relied upon the testimony of the witness to build his case.

Often appears as...
- rely upon testimony
- rely upon evidence
Usage tips
Formal
Technical
verb phrase
To depend on something or someone for support or help.
I rely upon my parents for financial assistance.

Often appears as...
- rely upon assistance
- rely upon support
verb phrase
To trust in something or someone to do what you need or expect them to do.
The team relies upon her to score the winning goals.

Often appears as...
- rely upon someone to do something
- rely upon the system
verb phrase
To use something as a basis of argument or evidence for something.
The lawyer relied upon the testimony of the witness to build his case.

Often appears as...
- rely upon testimony
- rely upon evidence
Usage tips
Formal
Technical
Definition 1 of 3

Emotional Support
The phrase often signifies emotional reliance on others, highlighting a deep level of trust.

He relied upon his friends to get through the tough times.
Not Independent
Using 'rely upon' suggests that one can't manage without the help or support in question.

I can't go to the event unless I can rely upon a ride from you.
Responsibility
'Rely upon' can imply a sense of duty on the provider's part to not let the other down.

Since the team relies upon my work, I'll stay late to finish it.
Emotional Support
The phrase often signifies emotional reliance on others, highlighting a deep level of trust.

He relied upon his friends to get through the tough times.
Not Independent
Using 'rely upon' suggests that one can't manage without the help or support in question.

I can't go to the event unless I can rely upon a ride from you.
Responsibility
'Rely upon' can imply a sense of duty on the provider's part to not let the other down.

Since the team relies upon my work, I'll stay late to finish it.
Emotional Support
The phrase often signifies emotional reliance on others, highlighting a deep level of trust.

He relied upon his friends to get through the tough times.
Not Independent
Using 'rely upon' suggests that one can't manage without the help or support in question.

I can't go to the event unless I can rely upon a ride from you.
Responsibility
'Rely upon' can imply a sense of duty on the provider's part to not let the other down.

Since the team relies upon my work, I'll stay late to finish it.
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