fourth

(r) in the fourth place
- fourthly, you must pay the rent on the first of the month
fourthly,
(s) 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
4th, quaternary,

Nouns

(n) following the third position; number four in a countable series
(n) one of four equal parts
- a quarter of a pound
fourth part, one-fourth, one-quarter, quarter, quartern, twenty-five percent,
(n) the musical interval between one note and another four notes away from it

Synonyms

fourthly 4th quaternary fourth part one-fourth one-quarter quarter quartern twenty-five percent

Words of close approximity

Fourth Council of Constantinople fourth cranial nerve Fourth Crusade fourth deck fourth dimension Fourth Earl of Chesterfield Fourth Earl of Orford fourth estate Fourth Lateran Council fourthly Fourth of July fourth part fourth power fourth stomach fourth ventricle fourth-year