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fourth

UK/fɔːθ/ US/fɔɹθ/ common informal us
adjective (1) adverb (1) noun (3)

adjective

1.

coming next after the third and just before the fifth in position or time or degree or magnitude

  • “the quaternary period of geologic time extends from the end of the tertiary period to the present”
Synonyms
Similar

adverb

1.

in the fourth place

  • “fourthly, you must pay the rent on the first of the month”
Synonyms

noun

1.
2.

one of four equal parts

  • “a quarter of a pound”
Synonyms
3.

the musical interval between one note and another four notes away from it

Origin

Inherited from Middle English fourthe, an alteration (due to four) of ferthe, from Old English fēorþa, fēowerþa, from Proto-West Germanic *feurþō, from Proto-Germanic *fedurþô, equivalent to four + -th (ordinal suffix). Cognates Compare West Frisian fjirde, Saterland Frisian fjädde, fjoode, Dutch vierde, German Low German feerde, feerd, German vierte, Danish fjerde, Icelandic fjórði.

Phrases

  • augmented fourth
  • diminished fourth
  • Fourth of July
  • perfect fourth

Related words

Word family

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.