Assume
/əˈsuːm/
Definitions
2 meaningsTo accept something as true without proof.
/əˈsuːm/
To take something for granted; to suppose.
Don't assume I'll be there.
💡 Simply: To believe something is true without being sure.
More Examples
He assumed responsibility for the project.
How It's Used
"I assumed he knew the answer."
"The court assumed jurisdiction."
To begin to have or take on (a role, responsibility, or position).
/əˈsuːm/
To take on or undertake.
He assumed command of the troops.
💡 Simply: To start doing or being something.
More Examples
The new manager assumed his duties.
How It's Used
"She assumed the role of CEO."
Idioms & expressions
assume the worst
To expect the worst possible outcome.
"Let's not assume the worst; let's wait and see."
From Latin *assumere, from ad- "to" + sumere "to take". It has evolved over time to encompass the meanings of taking something for granted and taking on responsibility.
Historically, the word was more frequently used in its formal legal sense, but over time it's become more prevalent in everyday conversation.
Memory tip
Think of 'as-sume' – taking something 'as' if it were already 'assumed' true.