# Suppose vs. Assume: What's the Difference?

Edited by Huma Saeed || By Sawaira Riaz || Updated on October 4, 2023
Suppose often implies considering a hypothetical situation or making a guess, while Assume involves taking something for granted without verification.

## Key Differences

Suppose and Assume, while sometimes used interchangeably, have nuanced differences in meaning. "Suppose" often relates to a hypothetical situation or a form of guessing. For example, when we say, "Suppose it rains tomorrow," we're entertaining a potential scenario. On the other hand, "Assume" generally means to accept something as true without concrete evidence.
Sawaira Riaz
Oct 04, 2023
In another context, to "Suppose" is to think or believe something, often with a degree of uncertainty. For instance, "I suppose she'll be there" indicates a belief but not complete assurance. "Assume," conversely, leans towards accepting a fact or taking something for granted without seeking validation. It embodies a certain confidence, as in "I assume he has done his homework."
Sawaira Riaz
Oct 04, 2023
Furthermore, "Suppose" can be a prompt or invitation for someone to consider a scenario or proposition. "Suppose you win the lottery; what would you do?" Here, the speaker asks the listener to imagine a situation. Conversely, "Assume" can signify an underlying premise or foundation for a statement. If one says, "Assuming you're free, we can meet at 5," the plan is based on an assumption.
Sawaira Riaz
Oct 04, 2023
Lastly, both words play pivotal roles in logical reasoning and arguments. In logic, to "Suppose" can set up a premise for exploration, whereas to "Assume" can denote an accepted premise on which an argument is built.
Aimie Carlson
Oct 04, 2023

## Comparison Chart

### Definition

To consider or entertain as a possibility
To accept as true without evidence
Sawaira Riaz
Oct 04, 2023

### Usage in Hypotheticals

Often used to suggest scenarios
Less common in hypotheticals
Sawaira Riaz
Oct 04, 2023

### Degree of Certainty

Contains an element of uncertainty
Indicates more confidence
Sawaira Riaz
Oct 04, 2023

### Contextual Usage

More for conjecture or speculations
Used when taking something for granted
Sawaira Riaz
Oct 04, 2023

### Role in Logic

Sets a premise for exploration
Denotes an accepted premise for arguments
Aimie Carlson
Oct 04, 2023

## Suppose and Assume Definitions

#### Suppose

To consider a situation as a possibility.
Suppose we miss the train, what then?
Janet White
Oct 04, 2023

#### Assume

To adopt a role or responsibility.
He assumed the role of team leader.
Sawaira Riaz
Oct 04, 2023

#### Suppose

To put forward as a suggestion.
Suppose we take a different route.
Harlon Moss
Oct 04, 2023

#### Assume

To be accepted as true without proof.
It is assumed that the earth orbits the sun.
Sara Rehman
Oct 04, 2023

#### Suppose

To require or demand.
The rules suppose adherence by all players.
Sawaira Riaz
Oct 04, 2023

#### Assume

To take for granted; suppose
The study assumes that prices will rise.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To introduce a hypothetical situation.
Suppose you were given a chance to start over?
Sawaira Riaz
Oct 04, 2023

#### Assume

To take upon oneself (a duty or obligation)
Assume responsibility.
Assume another's debts.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To think or believe something to be true or probable.
I suppose she's telling the truth.
Janet White
Oct 04, 2023

#### Assume

To undertake the duties of (an office)
Assumed the presidency.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To assume to be true or real for the sake of argument or explanation
Suppose we win the lottery.
Sawaira Riaz
Feb 15, 2023

#### Assume

To take on (an appearance, role, or form, for example); adopt
"The god assumes a human form" (John Ruskin).
Sawaira Riaz
Feb 15, 2023

#### Suppose

To believe, especially on uncertain or tentative grounds
Scientists supposed that large dinosaurs lived in swamps.
Sawaira Riaz
Feb 15, 2023

#### Assume

To pretend to have; feign
Assume an air of authority.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To consider to be probable or likely
I suppose it will rain.
Sawaira Riaz
Feb 15, 2023

#### Assume

To take over without justification; seize
Assume control.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To imply as an antecedent condition; presuppose
"Patience must suppose pain" (Samuel Johnson).
Sawaira Riaz
Feb 15, 2023

#### Assume

To clothe oneself in; don
The queen assumed a velvet robe.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To consider as a suggestion
Suppose we dine together.
Sawaira Riaz
Feb 15, 2023

#### Assume

To take up or receive into heaven.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To imagine; conjecture.
Sawaira Riaz
Feb 15, 2023

#### Assume

To make a supposition; suppose or believe
"Is Kay's husband coming to dinner too?" "I assume so.".
Sawaira Riaz
Feb 15, 2023

#### Suppose

(transitive) To take for granted; to conclude, with less than absolute supporting data; to believe.
I suppose we all agree that this is the best solution.
Sawaira Riaz
Feb 15, 2023

#### Assume

To authenticate by means of belief; to surmise; to suppose to be true, especially without proof
We assume that, as her parents were dentists, she knows quite a bit about dentistry.
Sawaira Riaz
Feb 15, 2023

#### Suppose

(transitive) To theorize or hypothesize.
Suppose that A implies B and B implies C. Then A implies C.
Sawaira Riaz
Feb 15, 2023

#### Assume

To take on a position, duty or form
Mr. Jones will assume the position of a lifeguard until a proper replacement is found.
Sawaira Riaz
Feb 15, 2023

#### Suppose

(transitive) To imagine; to believe; to receive as true.
Sawaira Riaz
Feb 15, 2023

#### Assume

To adopt a feigned quality or manner; to claim without right; to arrogate
He assumed an air of indifference
Sawaira Riaz
Feb 15, 2023

#### Suppose

To reckon to be, to account or esteem as.
Sawaira Riaz
Feb 15, 2023

Sawaira Riaz
Feb 15, 2023

#### Suppose

(transitive) To require to exist or to be true; to imply by the laws of thought or of nature.
Purpose supposes foresight.
Sawaira Riaz
Feb 15, 2023

#### Assume

To adopt (an idea or cause)
Sawaira Riaz
Feb 15, 2023

#### Suppose

(transitive) To put by fraud in the place of another.
Sawaira Riaz
Feb 15, 2023

#### Assume

To take to or upon one's self; to take formally and demonstratively; sometimes, to appropriate or take unjustly.
Trembling they stand while Jove assumes the throne.
The god assumed his native form again.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To represent to one's self, or state to another, not as true or real, but as if so, and with a view to some consequence or application which the reality would involve or admit of; to imagine or admit to exist, for the sake of argument or illustration; to assume to be true; as, let us suppose the earth to be the center of the system, what would be the result?
Suppose they take offence without a cause.
When we have as great assurance that a thing is, as we could possibly, supposing it were, we ought not to make any doubt of its existence.
Sawaira Riaz
Feb 15, 2023

#### Assume

To take for granted, or without proof; to suppose as a fact; to suppose or take arbitrarily or tentatively.
The consequences of assumed principles.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To imagine; to believe; to receive as true.
How easy is a bush supposed a bear!
Let not my lord suppose that they have slain all the young men, the king's sons; for Amnon only is dead.
Sawaira Riaz
Feb 15, 2023

#### Assume

To pretend to possess; to take in appearance.
Ambition assuming the mask of religion.
Assume a virtue, if you have it not.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To require to exist or to be true; to imply by the laws of thought or of nature; as, purpose supposes foresight.
One falsehood always supposes another, and renders all you can say suspected.
Sawaira Riaz
Feb 15, 2023

#### Assume

The sixth was a young knight of lesser renown and lower rank, assumed into that honorable company.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To put by fraud in the place of another.
Sawaira Riaz
Feb 15, 2023

#### Assume

To be arrogant or pretentious; to claim more than is due.
Sawaira Riaz
Feb 15, 2023

#### Suppose

To make supposition; to think; to be of opinion.
Sawaira Riaz
Feb 15, 2023

#### Assume

To undertake, as by a promise.
Sawaira Riaz
Feb 15, 2023

Supposition.
Sawaira Riaz
Feb 15, 2023

#### Assume

Take to be the case or to be true; accept without verification or proof;
I assume his train was late
Sawaira Riaz
Feb 15, 2023

#### Suppose

Express a supposition;
Let us say that he did not tell the truth
Let's say you had a lot of money--what would you do?
Sawaira Riaz
Feb 15, 2023

#### Assume

Take on titles, offices, duties, responsibilities;
When will the new President assume office?
Sawaira Riaz
Feb 15, 2023

#### Suppose

Expect, believe, or suppose;
I imagine she earned a lot of money with her new novel
I thought to find her in a bad state
He didn't think to find her in the kitchen
I guess she is angry at me for standing her up
Sawaira Riaz
Feb 15, 2023

#### Assume

Take on a certain form, attribute, or aspect;
His voice took on a sad tone
The story took a new turn
He adopted an air of superiority
She assumed strange manners
The gods assume human or animal form in these fables
Sawaira Riaz
Feb 15, 2023

#### Suppose

To believe especially on uncertain or tentative grounds;
Scientists supposed that large dinosaurs lived in swamps
Sawaira Riaz
Feb 15, 2023

#### Assume

Take on as one's own the expenses or debts of another person;
I'll accept the charges
She agreed to bear the responsibility
Sawaira Riaz
Feb 15, 2023

#### Suppose

Take for granted or as a given; suppose beforehand;
I presuppose that you have done your work
Sawaira Riaz
Feb 15, 2023

#### Assume

Occupy or take on;
He assumes the lotus position
She took her seat on the stage
We took our seats in the orchestra
She took up her position behind the tree
Strike a pose
Sawaira Riaz
Feb 15, 2023

#### Suppose

Require as a necessary antecedent or precondition;
This step presupposes two prior ones
Sawaira Riaz
Feb 15, 2023

#### Assume

Seize and take control without authority and possibly with force; take as one's right or possession;
He assumed to himself the right to fill all positions in the town
He usurped my rights
She seized control of the throne after her husband died
Sawaira Riaz
Feb 15, 2023

#### Assume

Make a pretence of;
She assumed indifference, even though she was seething with anger
He feigned sleep
Sawaira Riaz
Feb 15, 2023

#### Assume

Christianity, obsolete; take up someone's soul into heaven;
This is the day when May was assumed into heaven
Sawaira Riaz
Feb 15, 2023

#### Assume

Put clothing on one's body;
What should I wear today?
He put on his best suit for the wedding
The princess donned a long blue dress
The queen assumed the stately robes
He got into his jeans
Sawaira Riaz
Feb 15, 2023

#### Assume

To take for granted without verification.
She assumes everyone will attend the meeting.
Sara Rehman
Oct 04, 2023

#### Assume

To take on or wear (usually an expression or emotion).
She assumed a look of surprise.
Sara Rehman
Oct 04, 2023

#### Assume

To adopt a certain posture or form.
The shape assumed a familiar pattern.
Sawaira Riaz
Oct 04, 2023

## FAQs

#### Is "Suppose" more uncertain than "Assume"?

Generally, yes. "Suppose" often implies a degree of speculation.
Aimie Carlson
Oct 04, 2023

#### What does "Suppose" mean in general?

To consider, believe, or introduce a hypothetical situation.
Sawaira Riaz
Oct 04, 2023

#### How is "Assume" commonly defined?

To accept something as true without evidence or verification.
Sawaira Riaz
Oct 04, 2023

#### Can "Suppose" and "Assume" be used interchangeably?

Sometimes, but they have nuanced differences in meaning and usage.
Sawaira Riaz
Oct 04, 2023

#### When should I use "Suppose" over "Assume"?

Use "Suppose" when considering a hypothetical or making a guess.
Sara Rehman
Oct 04, 2023

#### In what context is "Assume" most appropriate?

When accepting something as true without seeking further proof.
Sawaira Riaz
Oct 04, 2023

#### Can "Assume" mean to take on responsibilities?

Yes, like when someone assumes a new role at work.
Sara Rehman
Oct 04, 2023

#### Is "Suppose" always about the future?

No, it can refer to any time frame but often implies a hypothetical.
Aimie Carlson
Oct 04, 2023

#### What's a common mistake people make with "Assume"?

Taking something for granted without verifying its truth.
Aimie Carlson
Oct 04, 2023

#### Does "Suppose" always indicate doubt?

No, but it often carries an element of uncertainty.
Janet White
Oct 04, 2023

#### Is "Assume" always about taking things for granted?

Mostly, but it can also mean adopting a role or responsibility.
Sawaira Riaz
Oct 04, 2023

#### What's the difference in their roles in logical arguments?

"Suppose" sets a premise for exploration; "Assume" denotes an accepted premise.
Harlon Moss
Oct 04, 2023

Yes, as in "She assumed a confident stance."
Aimie Carlson
Oct 04, 2023

#### How do I know when to use "Suppose" in a sentence?

When suggesting a scenario or when there's an element of uncertainty.
Janet White
Oct 04, 2023

#### Does "Suppose" always require a response or action?

Not necessarily, though it often invites one to consider a scenario.
Sara Rehman
Oct 04, 2023