# eighteen

Pronunciation: say "AY-teen" US /ˈeɪ(t).tin/, UK /ˈeɪ.tiːn/

## Numeral

1. The cardinal number after seventeen and before nineteen, written 18 in Arabic numerals and XVIII in Roman numerals.
   - Simple: The number that comes after seventeen and before nineteen, written as 18.
   - _He counted eighteen geese gliding across the lake at dawn._
   - _The recipe makes eighteen muffins, enough for the whole office to share._

## Origin

From Middle English eightetene, from Old English eahtatīene, from Proto-Germanic *ahtōutehun. It is equivalent to eight + -teen, and is related to German achtzehn, Dutch achttien, and Danish atten.

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