An adjective is a word that describes a noun (e.g. the big dog).
1. (number)
a. thirty (cardinal)
La cuenta fue de treinta dólares.The bill was for thirty dollars.
b. thirtieth (ordinal)
Mis padres celebraron su treinta aniversario de boda la semana pasada.My parents celebrated their thirtieth wedding anniversary last week.
A masculine noun is used with masculine articles and adjectives (e.g. el hombre guapo, el sol amarillo).
masculine noun
2. (number)
a. thirty
Diez por tres es igual a treinta.Ten times three is equal to thirty.
b. thirtieth (in dates)
El cumpleaños de mi padre es el treinta de noviembre.My father’s birthday is on the thirtieth of November.
3. (decade)
a. thirties
Mi familia se mudó de España a los Estados Unidos en los treinta.My family moved from Spain to the United States in the thirties.
Copyright © Curiosity Media Inc.
Copyright © 2006 Harrap Publishers Limited
thirty; [+fecha] thirtieth;
Collins Complete Spanish Electronic Dictionary © HarperCollins Publishers 2011
Machine Translators
Translate treinta using machine translators
See Machine Translations
Want to Learn Spanish?
Spanish learning for everyone. For free.
SpanishDict Premium
Have you tried it yet? Here's what's included:
Cheat sheets
No ads
Learn offline on iOS
Fun phrasebooks
Learn Spanish faster
Support SpanishDict