Definition of "18th" [18th]

• Coming next after the seventeenth in a series. (adjective)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "The final four holes are two par-3s and two par-4s, but the 18th is actually a par-5 for club members."
• "Governor Daniels wants to see what he calls 18th century government modernized."
• "November 18th is International Science Fiction Reshelving Day, which attempts to fix a perceived injustice in book classification at bookstores."