forty

• Numeral cardinal que representa a quantidade de quarenta unidades; número par, múltiplo de dez. Também pode ser usado como substantivo, determinante ou pronome para indicar essa quantidade ou um conjunto de quarenta pessoas ou coisas.

The cardinal numeral representing the quantity of forty units; the fortieth positive integer following thirty-nine; a composite number (2³×5) and a round multiple of ten. Notably, it is spelled without a 'u' (forty, not fourty). Also functions as a noun (denoting the symbol, quantity, or group of forty), adjective/determiner (modifying nouns to indicate quantity), and pronoun (standing in for a plural noun phrase).

1. Cardinal numeral: the number 40A1formal

   Used to denote a quantity of forty persons or things; the fortieth positive integer in the sequence of natural numbers; a composite number (2³×5); represents a fortyfold quantity in counting, mathematics, and everyday usage.

   Numeral cardinal: o número 40

   • The course lasts for forty weeks.
   • She scored forty points in the championship.
   • Forty plus forty equals eighty.
   • The speed limit is forty miles per hour.
   • He read forty chapters of the textbook this month.

2. Noun: the number, symbol, or group of fortyA2formal

   A noun referring to the cardinal number forty; the numeral symbol 40 or XL; a set, collection, or group consisting of forty items; a playing card displaying forty (in extended decks); a team or ensemble of forty members; in currency, a forty-unit banknote.

   Substantivo: o número, símbolo ou grupo de quarenta

   • The number forty marks the midpoint of the first half-century.
   • Circle the forties in this demographic chart.
   • The festival featured a forty of international artists.
   • In some card games, the forty is a high-value card.
   • The payroll report lists a forty of contractors.

3. Adjective/Determiner: amounting to fortyA1formal

   Used attributively before a noun to indicate that the quantity or number of the noun is forty; modifies plural countable nouns to specify exact quantity.

   Adjetivo/determinante: em quantidade de quarenta

   • They completed a forty-day hiking expedition.
   • We need forty additional badges for the conference.
   • The laboratory procedure requires forty milliliters of reagent.
   • She has forty years of experience in education.
   • Forty regional branches participated in the audit.

4. Pronoun: forty people or things (plural)B1formal

   Used as a pronoun to refer to forty previously mentioned or understood persons or things; takes plural verb agreement.

   Pronome: quarenta pessoas ou coisas

   • Three hundred applied, but only forty were invited to interview.
   • I invited two hundred guests; forty confirmed their attendance.
   • How many copies should we print? — Forty will be sufficient.
   • Several vendors submitted proposals, but forty advanced to the evaluation stage.
   • Of the applications reviewed, forty were approved for grants.