ninety

• العدد الكاردينالي الذي يدل على تسعين من الأشياء أو الأشخاص أو وحدات العد؛ وهو آخر عدد مستدير من مضاعفات العشرة قبل المائة. ويُستخدم أيضًا كاسم أو صفة أو ضمير.

The cardinal numeral representing the quantity of ninety units; the ninetieth positive integer following eighty-nine; a composite number (2×3²×5); the last round multiple of ten before one hundred, commonly used in counting, measurement, percentages, and age milestones. Also functions as a noun (denoting the symbol, quantity, or group of ninety), adjective/determiner (modifying nouns to indicate quantity), and pronoun (standing in for a plural noun phrase).

1. Cardinal numeral: the number 90A1formal

   Used to denote a quantity of ninety persons or things; the ninetieth positive integer in the sequence of natural numbers; a composite number (2×3²×5); represents a ninetyfold quantity in counting, mathematics, and everyday usage.

   عدد أصلي: العدد 90

   • There are ninety degrees in a right angle.
   • She scored ninety points on the final assessment.
   • Ninety plus ninety equals one hundred eighty.
   • The highway speed limit is ninety kilometers per hour.
   • He completed ninety percent of the project ahead of schedule.

2. Noun: the number, symbol, or group of ninetyA2formal

   A noun referring to the cardinal number ninety; the numeral symbol 90 or XC; a set, collection, or group consisting of ninety items; a playing card displaying ninety (in extended decks); a team or ensemble of ninety members; in currency, a ninety-unit banknote.

   اسم: العدد أو الرمز أو المجموعة من تسعين

   • The number ninety marks the approach to a centennial milestone.
   • Circle the nineties in this demographic chart.
   • The festival ensemble includes a ninety of performers.
   • In some card variants, the ninety is a high-value scoring card.
   • The annual registry lists a ninety of certified contractors.

3. Adjective/Determiner: amounting to ninetyA1formal

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

   عدد: تسعون

   • They booked a ninety-week postgraduate research program.
   • We need ninety additional access badges for the conference.
   • The experimental protocol requires ninety milliliters of the reagent.
   • She has ninety years of combined institutional experience.
   • Ninety international delegations participated in the climate summit.

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

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

   ضمير: تسعون شخصًا أو شيئًا

   • Nine hundred applied, but only ninety were selected for the fellowship.
   • I invited seven hundred guests; ninety confirmed their attendance.
   • How many seats should we reserve? — Ninety will be ideal.
   • Several companies submitted proposals, but ninety advanced to the final evaluation round.
   • Of the manuscripts evaluated, ninety were accepted for publication.