Definition

Something that can change or vary; not fixed or constant.

Example

The weather is variable, so we should be prepared for anything.

Conversation

I noticed that the weather has been really variable lately.

Yeah, I heard it might snow tomorrow after being sunny today.

It's so frustrating when the forecast is so variable like that.

I agree! It makes planning outdoor activities really hard.

Synonyms & Antonyms

Definition

A symbol or quantity that can change or take on different values.

Example

In the equation, x is a variable that can represent different numbers.

Conversation

I was studying math and came across the concept of a variable.

Oh really? What did you learn about it?

I learned that a variable can represent different values in an equation.

Root Explanation

Variable → It is formed from "variabilis" (from Latin, meaning changeable) and the suffix "-able" (meaning capable of). The word "variable" refers to something that is capable of change or variation.

Memory Tip

Think of something that is 'changeable' — 'variabilis' means changeable, and '-able' means capable of. This helps you remember that a variable is something that can change.

Visually Confused Words