Meanings
- The ordinal form of the number forty-five, describing a person or thing in position number 45 of a sequence.
She finished forty-fifth in the race.
1 more example
The answer appears on the forty-fifth page of the book.
Synonyms: 45th
plural forty-fifths
- One of forty-five equal parts of a whole.
A forty-fifth of 900 is 20.
Synonyms & antonyms
adjectiveThe ordinal form of the number forty-five, describing a person or thing in position number 45 of a sequence.
More synonyms by meaning
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
From forty-five + -th (ordinal suffix), after fifth.
Full word history & related roots →Translations
Afrikaans vyf-en-veertigste
- vyf-en-veertigsteordinal form of forty-five
Esperanto kvardek-kvina
- kvardek-kvinaordinal form of forty-five
Finnish neljäskymmenesviides, neljäskymmenesviidesosa
- neljäskymmenesviidesordinal form of forty-five
- neljäskymmenesviidesosaone of 45 equal parts
French quarante-cinquième, quarante-cinquième
- quarante-cinquièmeordinal form of forty-five
- quarante-cinquièmeone of 45 equal parts
Hindi पैंतालीसवाँ, पैंतालीसवाँ
- पैंतालीसवाँ (pa͠itālīsvā̃)ordinal form of forty-five
- पैंतालीसवाँ (pa͠itālīsvā̃)one of 45 equal parts
Hungarian negyvenötödik
- negyvenötödikordinal form of forty-five
Polish czterdziesty piąty
- czterdziesty piątyordinal form of forty-five
Russian со́рок пя́тый
- со́рок пя́тый (sórok pjátyj)ordinal form of forty-five
Spanish cuadragésimo quinto
- cuadragésimo quintoordinal form of forty-five
Ukrainian со́рок п'я́тий
- со́рок п'я́тий (sórok pʺjátyj)ordinal form of forty-five
Cite this entry
forty-fifth. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/forty-fifth
“forty-fifth.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/forty-fifth. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “forty-fifth,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/forty-fifth.
Source: forty-fifth on Wiktionary, CC BY-SA 4.0.