Definition

Adjective: Being three more than seventy; the cardinal number that is equal to 73.

Usage

The word "seventy-three" is used to denote the specific quantity or position following seventy-two and preceding seventy-four. It functions as a determiner or a noun phrase representing the number itself.

Examples

• Adjective/Determiner:
  • There are seventy-three pages in the manuscript.
  • She celebrated her seventy-third birthday last week. (Note: The ordinal form "seventy-third" is a related variant.)
• Noun Phrase:
  • The answer is seventy-three.
  • Seventy-three is a prime number.

Advanced Usage

• In mathematics, 73 is known as the 21st prime number.
• In some contexts, such as radio communication (especially CB radio), "seventy-three" can be used as a signal for "best regards" or "goodbye," though this is a specialized jargon.

Variants and Related Words

• 73 (n): The numeric symbol representing the word.
• Seventy-third (adj, n): The ordinal form corresponding to seventy-three (e.g., the seventy-third day, she finished in seventy-third place).
• LXXIII (adj): The Roman numeral representation.

Synonyms

• 73
• LXXIII

Related Phrases

• "Best regards": In amateur radio telegraphy, the number 73 is a procedural signal meaning "best regards." This is a highly specific technical idiom.

Adjective

1. being three more than seventy