# fifteenth

Pronunciation: say "fif-TEENTH" /ˌfɪfˈtiːnθ/

## Adjective

1. Coming next after the fourteenth; the ordinal form of the number fifteen.
   - Simple: Coming right after the fourteenth in order, number, or position.
   - _She celebrated her fifteenth anniversary at the company this spring._
   - _The climbers reached the fifteenth checkpoint just before nightfall._

## Noun

2. Whoever or whatever holds the fifteenth position in a sequence or ranking.
   - Simple: The one that comes after the fourteenth in a list or line.
   - _The judges eliminated the fifteenth before the final round began._
   - _Counting from the door, the fifteenth on the shelf was the rare edition._
3. Any one of fifteen equal parts into which a whole is divided.
   - Simple: One part of something that has been split into fifteen equal pieces.
   - _Each shareholder is entitled to a fifteenth of the annual profit._
   - _Two fifteenths of the repair budget went to the roof alone._
4. In music, the interval spanning two octaves between a lower and a higher pitch.
   - Simple: In music, the distance between two notes that lie two octaves apart.
   - _Doubling the melody at the fifteenth gave the passage a bright, bell-like ring._
   - _The organ's highest rank sounds a fifteenth above the note the player presses._

## Origin

From Old English fīftēoþa, formed from "fifteen" plus the suffix "-th".

Source: DictionaryAI, https://dictionaryai.com/define/fifteenth (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).