Factor

/ˈfaktər/

Meaning & Definition

noun
One of two or more integers or expressions that when multiplied together yield a given product.
In the equation '6 = 2 x 3', both 2 and 3 are factors of 6.
A circumstance, fact, or influence that contributes to a result.
Education is a key factor in achieving success.
A number or algebraic expression by which another is to be divided.
The number 4 is a factor of both 12 and 16.
In genetics, an agent that brings about a particular biological process or condition.
Genetic factors can influence a person's susceptibility to certain diseases.
A coefficient in a mathematical expression.
In the expression 5x, 5 is a factor of x.
verb
To consider or include as a factor in a calculation or decision.
When planning the budget, we need to factor in the increased costs of supplies.
To resolve an expression into factors.
We were able to factor the quadratic equation into (x - 5)(x + 1).

Etymology

From Latin 'facere' meaning 'to do, make'.

Common Phrases and Expressions

key factor
An important element in a situation or decision.
risk factor
An aspect that increases the likelihood of a negative outcome.
factor in
To consider as a part of a decision.
common factors
Elements shared by two or more entities.

Related Words

multiplier
A number by which another number is multiplied.
influencer
A person or thing that has an influence on another.
contributor
A person or thing that contributes to a result.

Slang Meanings

A key player in a situation, often implying influence.
He's a real factor in the team's success.
An essential part of a scheme or plan.
Their funding was a major factor in getting the project off the ground.