fourth

[ fawrth, fohrth ]
See synonyms for fourth on Thesaurus.com
adjective
  1. next after the third; being the ordinal number for four.

  2. being one of four equal parts.

  1. Automotive. of, relating to, or operating at the gear transmission ratio at which the drive shaft speed is greater than that of third gear for a given engine crankshaft speed, but not so great as that of fifth gear, if such exists: fourth gear.

noun
  1. a fourth part, especially of one (¼).

  2. the fourth member of a series.

  1. Music.

    • a tone on the fourth degree from a given tone (counted as the first).

    • the interval between such tones.

    • the harmonic combination of such tones.

  2. Automotive. fourth gear: She downshifted from fifth to fourth as we started up the hill.

  3. the Fourth. Independence Day; the Fourth of July.

adverb
  1. in the fourth place; fourthly.

Origin of fourth

1
First recorded before 950; Middle English fourthe, Old English fēowertha; see four, -th2

Words Nearby fourth

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use fourth in a sentence

British Dictionary definitions for fourth

fourth

/ (fɔːθ) /


adjective(usually prenominal)
    • coming after the third in order, position, time, etc. Often written: 4th

    • (as noun): the fourth in succession

  1. denoting the fourth forward ratio of a gearbox in motor vehicles

noun
  1. music

  2. the fourth forward ratio of a gearbox in a motor vehicle: he changed into fourth as soon as he had passed me

  1. a less common word for quarter (def. 2)

adverbAlso: fourthly
  1. after the third person, position, event, etc

sentence connectorAlso: fourthly
  1. as the fourth point: linking what follows with the previous statements, as in a speech or argument

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012