fourteenth

four·teenth [fourteenth fourteenths] [ˌfɔːˈtiːnθ] ; [ˌfɔːrˈtiːnθ] ordinal number, noun There are examples of how to use ordinal numbers at the entry for fifth.

Main entry: fourteen

Cambridge Advanced Learner's Dictionary

Cambridge Advanced Learner's Dictionary - 4th Edition

fourteenth / ˌfɔːˈtiːnθ / / ˌfɔːr- / ordinal number

14th written as a word:

Valentine's Day is the fourteenth ( of February).

Collins COBUILD Advanced Learner’s English Dictionary

fourteenth

[fɔ͟ː(r)ti͟ːnθ]
♦♦
ORD
The fourteenth item in a series is the one that you count as number fourteen.

Merriam-Webster's Advanced Learner's Dictionary

Merriam-Webster's Advanced Learner's Dictionary:

fourteen

four·teen /foɚˈtiːn/ noun, pl -teens [count] : the number 14
- fourteen adj
• fourteen days
- fourteen pronoun
• Fourteen (of them) are gone.
- four·teenth /foɚˈtiːnɵ/ noun, pl -teenths [count]
• The bill is due on the fourteenth (of the month).
• one fourteenth of the total
- fourteenth adj
• I finished (the race) in fourteenth place.
- fourteenth adv
• I finished fourteenth in the race.
• the nation's fourteenth largest city