Definition

1. Noun:

   • The cardinal number that is the sum of eighteen and one: It represents a specific quantity, following eighteen and preceding twenty.

2. Adjective:

   • Being one more than eighteen: Used to describe a quantity of exactly nineteen items or units.

Examples of Usage

• Noun:
  • The answer to the math problem is 19.
  • She is turning 19 next week.
• Adjective:
  • There are nineteen students in the classroom.
  • He scored nineteen points in the game.

Advanced Usage

• As a label or identifier: Often used in names, titles, or codes (e.g., , , ).
  • The train departs from track 19.
• In historical or cultural references: Can denote a century (the 1900s) or a specific year when combined with other numbers.
  • The style is reminiscent of the nineteen twenties.

Variants and Related Words

• Nineteenth (19th): The ordinal number corresponding to nineteen.
  • This is her nineteenth birthday.
• Nineteen hundred (1900): The specific year one thousand nine hundred.

Synonyms

• XIX: The Roman numeral for nineteen.

Adjective

1. being one more than eighteen

Noun

1. the cardinal number that is the sum of eighteen and one