threefold meaning: definition, etymology and quotations

threefold

adj

Etymology From Middle English threfold, from Old English þrīfeald. Equivalent to three + -fold.

Three times as great.

"We recognise that electrifying more of the railway is likely to be necessary to deliver decarbonisation," it stated. There's clearly a growing momentum in that direction, but some significant hurdles have still to be overcome - not least the legacy of the three-fold increase in cost on the Great Western Electrification Programme, which has become the poster project for expensive wiring.2020 May 20, Andrew Haines talks to Stefanie Foster, “Repurpose rail for the 2020s”, in Rail, page 33:

Triple.

Synonyms: thrissome, ternary, trine, triple, triplicate, threefold
Antonyms: trisect
Derived terms: thick and threefold, threefold law, threefoldly, threefoldness
Hypernyms: manifold

adv

Etymology From Middle English threfold, from Old English þrīfeald. Equivalent to three + -fold.

By a factor of three.

noun

Etymology From Middle English threfold, from Old English þrīfeald. Equivalent to three + -fold.

Mathematics, Sciences An algebraic variety of dimension 3.

In this way, we find some new pairs (h#123;1,1#125;,#92;#59;h#123;2,1#125;) of Hodge numbers of Calabi-Yau threefolds.2015, Xun Yu, “McKay correspondence and new Calabi-Yau threefolds”, in (Please provide the book title or journal name):

verb

Etymology From Middle English threfold, from Old English þrīfeald. Equivalent to three + -fold.

To make threefold; to triple.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.