threefold

English

English numbers ^(edit)

	30
←  2	3	4  →
Cardinal: three     Ordinal: third     Latinate ordinal: tertiary     Reverse order ordinal: third to last, third from last, last but two     Latinate reverse order ordinal: antepenultimate     Adverbial: three times, thrice     Multiplier: threefold     Latinate multiplier: triple     Distributive: triply     Germanic collective: trio, threesome     Collective of n parts: triplet     Greek or Latinate collective: triad     Greek collective prefix: tri-     Latinate collective prefix: tri-     Fractional: third     Latinate fractional prefix: trient-     Elemental: triplet     Greek prefix: trito-     Number of musicians: trio, triplet     Number of years: triennium

Alternative forms

• three-fold, 3-fold

Etymology

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

Pronunciation

• Audio (US):

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Adjective

threefold (not comparable)

1. Three times as great.
   • 2020 May 20, Andrew Haines talks to Stefanie Foster, “Repurpose rail for the 2020s”, in Rail, page 33:

     "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. (clarification of this definition is needed)

Synonyms

• (three times as great): thrissome; see also Thesaurus:threefold
• (triple): ternary, trine; see also Thesaurus:triple

Derived terms

• thick and threefold
• threefold law

 

Translations

three times as great

Bulgarian: трикратен (bg) (trikraten) Czech: trojnásobný (cs) Faroese: trífalt Finnish: kolminkertainen (fi) French: trois fois plus grand Georgian: სამმაგი (sammagi) Hebrew: מְשֻׁלָּשׁ (he) m (meshulásh) Hindi: तिगुना (hi) (tigunā), तिगना (hi) (tignā) Hungarian: háromszor annyi/akkora, háromszoros (hu) Irish: (please verify) trí-aonta Italian: triplo (it) m Maori: tōtoru Marathi: तिप्पट (tippaṭ), तिनपट (tinpaṭ) Middle English: threfold Plautdietsch: dreefach Polish: trzykrotny (pl) Russian: троекра́тный (ru) m (trojekrátnyj) Telugu: మూడింతలు (te) (mūḍintalu)

triple — see also triple

Bulgarian: троен (bg) (troen) Finnish: kolminkertainen (fi) French: triple (fr) Greek: τριπλός (el) (triplós) Hungarian: (having three component parts) háromrészes (hu), hármas (hu), háromrétű Irish: (please verify) trí-aonta Italian: triplo (it) m Latin: triplus, triplex Maori: tōtoru Marathi: तिप्पट (tippaṭ), तिनपट (tinpaṭ) Middle English: threfold Plautdietsch: dreefach Polish: potrójny (pl), troisty (pl), trojaki (pl) Russian: тройно́й (ru) m (trojnój) Spanish: triple (es) Swedish: trefaldig (sv)

Adverb

threefold (not comparable)

1. By a factor of three.

Synonyms

• thrice, trebly; see also Thesaurus:thrice

Translations

by a factor of three

Czech: trojnásobně Finnish: kolminkertaisesti French: triplement (fr) German: dreifach (de) Hungarian: háromszorosan, háromszorosára Italian: tripletta (it) f Maori: tōtoru Middle English: threfold Polish: trzykrotnie (pl) Russian: троекра́тно (ru) (trojekrátno), три́жды (ru) (tríždy) Spanish: por triplicado

Noun

threefold (plural threefolds)

1. (mathematics) An algebraic variety of dimension 3.
   • 2015, Xun Yu, “McKay correspondence and new Calabi-Yau threefolds”, in (Please provide the book title or journal name)‎:

     In this way, we find some new pairs ${\displaystyle (h^{1,1},\;h^{2,1})}$ of Hodge numbers of Calabi-Yau threefolds.

Verb

threefold (third-person singular simple present threefolds, present participle threefolding, simple past and past participle threefolded)

1. (transitive) To make threefold; to triple.

Translations

to make threefold; to triple — see triple