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"Secundarias" is a form of "secundaria", a noun which is often translated as "high school". "Principales" is a form of "principal", an adjective which is often translated as "main". Learn more about the difference between "secundarias" and "principales" below.
la secundaria(
seh
-
koon
-
dah
-
ryah
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
1. (education)
a. high school (grades 9 to 12) (United States)
Regionalism used in the United States
La señora Díaz fue mi profesora favorita en la secundaria.Mrs. Diaz was my favorite teacher in high school.
b. secondary school (United Kingdom)
Regionalism used in the United Kingdom
La biología fue mi clase favorita en la secundaria.Biology was my favourite course in secondary school.
c. middle school (grades 6 to 8) (United States)
Regionalism used in the United States
Cuando Benito cumpla 11 años, irá a la escuela secundaria.When Benito is 11, he'll attend middle school.
d. junior high (grades 6 to 8) (United States)
Regionalism used in the United States
¿Todavía estás en la escuela secundaria?Are you still in junior high?
principal, el principal(
preen
-
see
-
pahl
)An adjective is a word that describes a noun (e.g., the big dog).
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
2. (finance)
a. second floor (United States)
Regionalism used in the United States
Vivíamos en el principal encima de la juguetería de mi padre.We lived on the second floor above my father's toy store.
b. first floor (United Kingdom)
Regionalism used in the United Kingdom
No hay ascensor para llegar al principal.There is no lift up to the first floor.
4. (main level)
a. main floor
Al llegar, diríjase al mostrador de recepción en el principal.On arrival, please report to the reception desk on the main floor.