fourth
/fɔːθ/
noun
Meaning
(not used in the plural) The person or thing in the fourth position.
(chiefly American) A quarter, one of four equal parts of a whole.
(not used in the plural) 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).
Synonyms
adjective
Meaning
The ordinal form of the number four.