Assuming
/əˈsjuːmɪŋ/
Definitions
2 meaningsTo take for granted; to suppose.
/əˈsjuːmɪŋ/
To accept something to be true without proof.
I'm assuming he'll be there.
💡 Simply: To believe something is true without knowing for sure.
More Examples
Don't assume you know the answer.
How It's Used
"I'm assuming you've already eaten."
"The theorem assumes the existence of a prime number."
To begin to have (power or responsibility).
/əˈsjuːmɪŋ/
To take on a role or responsibility.
She assumed the presidency after his resignation.
💡 Simply: To start doing or being something.
More Examples
He assumed a more serious demeanor.
How It's Used
"He assumed the role of Hamlet with great skill."
Idioms & expressions
assuming that
With the supposition that; on the basis of.
"Assuming that the weather is good, we'll have a picnic."
From Middle English assumen, from Old French assumer, from Latin assumere (to take to oneself), from ad- + sumere (to take).
The word 'assuming' has been used in similar ways throughout its history, often emphasizing the act of taking something for granted or taking on a responsibility.
Memory tip
Think of 'sum' - you are adding something to your belief system without proof.
Word Origin
"to take to oneself"