eighty-four

Thân thiện

A child writes the number eighty-four on a chalkboard.

Definition

1. Adjective:
   • Being four more than eighty: The number that is exactly four units greater than eighty; the cardinal number 84.

Usage

• As a determiner or adjective: Used to describe a quantity of exactly eighty-four items, years, units, etc.
  • The committee consists of eighty-four members.
  • She celebrated her eighty-fourth birthday last week. (Note: Here, 'eighty-fourth' is the ordinal form, derived from the cardinal 'eighty-four').

Examples

• Adjective:
  • The ancient text was divided into eighty-four chapters.
  • The temperature reached a record high of eighty-four degrees Fahrenheit.
  • He scored eighty-four points in the final game of the season.

Advanced Usage

• In mathematical or statistical contexts: Used to denote the specific integer 84.
  • The equation simplifies to x = eighty-four.
• As part of a compound adjective (hyphenated): When modifying a noun directly, it is typically hyphenated.
  • It was an eighty-four-day journey across the continent.

Variants and Related Words

• Eighty-fourth (adj): The ordinal form corresponding to the number 84; coming next after the eighty-third.
  • This is the eighty-fourth edition of the annual report.
• 84 (numeral): The Arabic numeral representation of the word.
• Fourscore and four (archaic): An older, historical way of expressing the number 84, where a 'score' equals twenty.

Synonyms

• 84: The numeral form.
• LXXXIV: The Roman numeral representation.

Notes on Meaning

• Cardinal Number: 'Eighty-four' functions primarily as a cardinal number (e.g., eighty-four books). Its ordinal counterpart is 'eighty-fourth' (e.g., the eighty-fourth book).
• Numerical Value: It is an even number and a composite number, with factors including 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, and 84.

Học thuật

Adjective

1. being four more than eighty

Từ đồng nghĩa

• 84
• lxxxiv