The 18th century lasted from 1 January 1701 (represented by the Roman numerals MDCCI) to 31 December 1800 (MDCCC). During the 18th century, elements of Enlightenment thinking culminated …

Mar 5, 2024 · Ordinal numbers are used to represent position or rank in a sequence, and they are usually formed by adding the suffix “-th” to the cardinal number. However, there are a few exceptions …

coming after the seventeenth in numbering or counting order, position, time, etc; being the ordinal number of eighteen: often written 18th

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EIGHTEENTH definition: next after the seventeenth; being the ordinal number for 18. See examples of eighteenth used in a sentence.

us / eɪtˈtinθ / Add to word list (in the position of) the number 18 in a series; 18th:

Mar 2, 2024 · If you’re discussing a position or order, use 18th. Remember, cardinal numbers (such as 18) denote quantity or amount, while ordinal numbers (such as 18th) indicate position or order.

7:30 pm The Theater at MGM National Harbor National Harbor, MD

Nov 27, 2025 · One of eighteen equal parts of a whole. (informal) A party to celebrate an eighteenth birthday.

Oct 8, 2017 · Define 18th. 18th synonyms, 18th pronunciation, 18th translation, English dictionary definition of 18th. Adj. 1. 18th - coming next after the seventeenth in position eighteenth ordinal - …