Fifty

Definition

Fifty is the cardinal number equivalent to the product of five and ten, or the number after forty-nine and before fifty-one. It is also used to denote age, quantity, or other measurements associated with the number 50.

Parts of Speech

• Noun
• Adjective

Pronunciation

American English

• IPA Pronunciation: /ˈfɪf.ti/
• Respelling: FIF-tee

British English

• IPA Pronunciation: /ˈfɪf.ti/
• Respelling: FIF-tee

Etymology

The word "fifty" originates from Old English "fīftig," meaning "fifty," derived from "fīf" (five) and "tig" (group of ten). The term has maintained its numerical meaning through its linguistic evolution.

Derivatives

• Fiftieth (adjective/noun)
• Fiftyfold (adjective)
• Fiftyish (adjective)
• Fifty-year-old (adjective)
• Fiftysomething (noun)

Synonyms

• Half a hundred
• 50
• None

Antonyms

• None

Usage

The term "fifty" is widely used in numerical contexts, such as counting, age, or measurements. For example, "She celebrated her fifty-year milestone," or "The package contains fifty items."

Related Terms

• Half: Indicates half of a total, often associated with fifty in the context of a hundred.
• Century: Refers to one hundred, with fifty representing half of it.
• Milestone: A significant point or event, often associated with age.

Detailed Definitions

Noun

• The cardinal number 50: Represents the quantity or value of fifty.
  • Example: "He counted to fifty before starting the game."
• A period of fifty years: Refers to an age or span of time.
  • Example: "The building has stood for over fifty years."

Adjective

• Consisting of or related to the number fifty: Used to describe quantity or order.
  • Example: "The car traveled at a speed of fifty miles per hour."