fourfold Meaning, Definition & Usage

  1. adjective satellite four times as great or many
    quadruple; four-fold.
    • a fourfold increase in the dosage
  2. adjective satellite having four units or components
    quadruplicate; four-fold; quadruple; quadruplex.
    • quadruple rhythm has four beats per measure
    • quadruplex wire
  3. adverb by a factor of four
    four times.
    • the price of gasoline has increased fourfold over the past two years

WordNet

Four"fold` adjective & adverb
Etymology
AS. feówerfeold.
Definitions
  1. Four times; quadruple; as, a fourfold division.
    He snall restore the lamb fourfold. 2 Sam. xii. 6.
Four"fold` noun
Definitions
  1. Four times as many or as much.
Four"fold` transitive verb
Definitions
  1. To make four times as much or as many, as an assessment,; to quadruple.

Webster 1913