Seventy

Definition

The word "seventy" is a cardinal number that represents the quantity 70, which is one more than sixty-nine and one less than seventy-one.

Parts of Speech

• Noun
• Adjective

Pronunciation

American English

• IPA Pronunciation: /ˈsɛv.ən.ti/
• Respelling: SEV-uhn-tee

British English

• IPA Pronunciation: /ˈsɛv.ən.ti/
• Respelling: SEV-uhn-tee

Etymology

The word "seventy" originates from the Old English "seofontig," derived from "seofon" (seven) and the suffix "-tig," which indicates a multiple of ten. It has roots in Proto-Germanic "*sebun-" and Proto-Indo-European "*septm̥," meaning "seven."

Derivatives

• Seventieth (ordinal form)
• Seventies (plural form referring to a decade or age)
• Seventyfold (adjective/adverb)
• Seventy-first (ordinal form)
• Seventy-second (ordinal form)

Synonyms

• Three score and ten
• 70
• Seventieth part (contextual)

Antonyms

• None

Usage

The word "seventy" is used in contexts involving counting, ages, or measurements. Examples include: "She is turning seventy this year," and "The book contained seventy pages."

Related Terms

• Number: A mathematical representation of quantity.
• Cardinal number: A number that expresses quantity.
• Ordinal number: A number that represents position or rank.

Detailed Definitions

Noun

• The number 70: Refers to the cardinal number that follows sixty-nine and precedes seventy-one.
  • Example: "The temperature reached seventy degrees Fahrenheit."
• A group or set of seventy items: Indicates a collection consisting of seventy units.
  • Example: "The book club has seventy members."

Adjective

• Being seventy in number: Describes a quantity of seventy.
  • Example: "There were seventy chairs in the hall."
• Relating to the number seventy: Refers to something associated with or based on the number seventy.
  • Example: "She celebrated her seventy years of marriage."