Threefold
adj, adv, noun, verb ·2 syllables ·Uncommon ·Advanced level
Definitions
- 1 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."
- 1 To make threefold; to triple. transitive
- 1 Three times as great. not-comparable
""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."
- 2 Triple. not-comparable
- 1 having more than one decidedly dissimilar aspects or qualities wordnet
- 2 three times as great or many wordnet
- 1 By a factor of three. not-comparable
- 1 by a factor of three wordnet
Antonyms
All antonymsExample
More examples"Thank to a fundamental restructuring, our surplus has swelled threefold."
Etymology
From Middle English threfold, from Old English þrīfeald. Equivalent to three + -fold.
Related phrases
More for "threefold"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.