Definition

1. Adjective:

   • Coming next after the nineteenth in position: Used to describe the item in a sequence that is number 20.
   • Constituting one of twenty equal parts: Used to describe a fraction equal to one part of something divided into twenty equal parts.

2. Noun:

   • Position 20 in a countable series of things: The rank or place numbered twenty in an ordered list.
   • One of twenty equal parts of something: A fraction equal to one divided by twenty (1/20).

Usage Examples

• Adjective:

  • She celebrated her twentieth birthday with a big party. (This describes the birthday that is number 20 in the sequence of her birthdays.)
  • A twentieth share of the profits is allocated to charity. (This describes a portion equal to 1/20 of the total.)

• Noun:

  • He finished in twentieth in the marathon. (This refers to the rank or position number 20.)
  • I only own a twentieth of the company. (This refers to a 1/20 fractional ownership.)

Advanced Usage

• Ordinal Number Context: "Twentieth" is primarily an ordinal number (defining position) as opposed to the cardinal number "twenty" (defining quantity).

  • The twentieth century lasted from 1901 to 2000. (Here it defines a specific position in the sequence of centuries.)

• Fractional Context: When used as a noun meaning "one twentieth," it can be preceded by articles like "a" or "the."

  • She inherited a twentieth of the estate. (This means one part out of twenty equal parts.)

Variants and Related Words

• Twenty (cardinal number, n. & adj.): The number 20, representing quantity.

  • There are twenty students in the class.

• Twentiethly (adv., rare): Used to introduce the twentieth point in a list.

  • Twentiethly, we must consider the long-term environmental impact.

Synonyms

• 20th (adj. & n.): The numeric or abbreviated form.
  • The event is scheduled for the 20th of May.

Related Phrases

• The twentieth of [Month]: A common way to state a date.

  • My appointment is on the twentieth of June.

• Twentieth part: An alternative, slightly more formal way to say "one twentieth."

  • He was entitled to a twentieth part of the revenue.

Adjective

1. coming next after the nineteenth in position

Noun

1. position 20 in a countable series of things