FOURTH
fourth
Noun
- The person or thing in the fourth position.
- A quarter, one of four equal parts of a whole.
- The fourth gear of an engine.
- A musical interval which spans four degrees of the diatonic scale, for example C to F (C D E F).
Adjective
- The ordinal form of the number four.
The above text is a snippet from Wiktionary: fourth
and as such is available under the Creative Commons Attribution/Share-Alike License.