Variable Meaning and Definition

Variable

Variable

Pronunciation

/ˈværɪəbəl/

Part of Speech

Noun or Adjective

Definition

A quantity or value that is subject to change or variation, or a quality or characteristic that is not fixed or constant.

Examples

  • The temperature is a variable that affects the growth of crops.
  • The shape of the mirror is variable and can be adjusted.

Synonyms

  • Changeable
  • Varying
  • Dynamic

Antonyms

  • Constant
  • Fixed
  • Unchanging

Etymology

The word “variable” comes from the Latin “variabilis,” meaning “capable of change,” from “variare,” meaning “to change.”

Usage Notes

When used as a noun, “variable” typically refers to a quantity or value that is subject to change. As an adjective, it describes something that is not fixed or constant.

Cultural References

The concept of variable has appeared in various forms of media, including literature, film, and music. For example, in the novel “Variable Star,” written by Robert A. Heinlein and published posthumously, the main character is a variable who can change her physical appearance.

Idiomatic Expressions or Phrases

  • a variable quantity
  • highly variable
  • fixed variable

Related Words or Phrases

  • Constant
  • Variable
  • Flexible
  • Adaptable

Collocations

  • variable rate
  • variable cost
  • variable factor

Frequency of Use

The word “variable” is commonly used in various contexts, including science, mathematics, and everyday conversation. However, it is not as frequently used in formal writing as more general terms like “changeable” or “unpredictable.”

Common Misspellings

  • Varible
  • Varable
  • Vareable

Related Words