ninth
ordinal number /naɪnθ/
  /naɪnθ/
- 9th
- Today is the ninth (of May).
 - the ninth century BC
 - It's her ninth birthday.
 - My office is on the ninth floor.
 - It's the ninth time that I've been to America.
 - The artist had just sold another painting, her ninth.
 - the world’s ninth-largest oil exporter
 - He finished ninth in the race.
 - Christian IX (= Christian the Ninth), King of Denmark