Fourfold

//ˈfɔːfəʊld// adj, adv, noun, verb

adj, adv, noun, verb ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    An algebraic variety of degree 4.

    "Our main application is to the classification of Poisson brackets on Fano fourfolds."

Verb
  1. 1
    To increase to four times as much; to multiply by four.
Adjective
  1. 1
    Four times as great; quadruple. not-comparable
  2. 2
    Comprised of four individual members. not-comparable

    "Most pupils have a fourfold object in studying a language; they wish to be able to read and write, to speak and to understand it."

Adjective
  1. 1
    four times as great or many wordnet
  2. 2
    having four units or components wordnet
Adverb
  1. 1
    By a factor of four. not-comparable

    "And he shall restore the Lambe fourefold, because he did this thing, and because he had no pittie."

Adverb
  1. 1
    by a factor of four wordnet

Example

More examples

"Most pupils have a fourfold object in studying a language; they wish to be able to read and write, to speak and to understand it."

Etymology

From Middle English fourfold, fourefold, from Old English fēowerfeald. Equivalent to four + -fold. Cognate with Dutch viervoud, Gothic 𐍆𐌹𐌳𐌿𐍂𐍆𐌰𐌻𐌸𐍃 (fidurfalþs).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.