Meanings
plural person-days
- One person's working time for a day, or the equivalent, used as a measure of how much work or labor is required or consumed to perform some task.
Meronyms: person-hour, man-hour
2 more examples
Holonyms: person-month, man-month < person-year, man-year
They estimated that it would take at least four people working a total of at least 80 person-days to build the foundation.
Synonyms: man-day
Synonyms & antonyms
nounOne person's working time for a day, or the equivalent, used as a measure of how much work or labor is required or consumed to perform some task.
Origin
Compound of person + day, although, as with any such unit of measure (e.g., ton-miles, newton metres), the mathematical relationship of multiplication is simultaneously involved: X persons working during Y days = X × Y = Z person-days.
Full word history & related roots →Translations
French jour-personne, jour-homme
- jour-personneTranslations
- jour-hommeTranslations
- homme-jourTranslations
German Personentag
- PersonentagTranslations
Greek ανθρωποημέρα
- ανθρωποημέρα (anthropoïméra)Translations
Japanese 人日
- 人日 (nin'nichi)Translations
Polish osobodzień, dniówka
- osobodzieńTranslations
- dniówkaTranslations
- roboczodniówkaTranslations
Spanish día-hombre
- día-hombreTranslations
Cite this entry
person-day. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/person-day
“person-day.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/person-day. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “person-day,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/person-day.
Source: person-day on Wiktionary, CC BY-SA 4.0.