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"An hour and a half" is a phrase which is often translated as "una hora y media", and "half an hour" is a noun which is often translated as "la media hora". Learn more about the difference between "an hour and a half" and "half an hour" below.
an hour and a half(
ahn
 
au
-
uhr
 
ahnd
 
ey
 
hahf
)
A phrase is a group of words commonly used together (e.g once upon a time).
phrase
1. (general)
a. una hora y media
I spent an hour and a half at the gym.Pasé una hora y media en el gimnasio.
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half an hour(
hahf
 
ahn
 
au
-
uhr
)
A noun is a word referring to a person, animal, place, thing, feeling or idea (e.g. man, dog, house).
noun
1. (general)
a. la media hora
(f) means that a noun is feminine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
(F)
The train gets here in half an hour, and then I'll be on my way to see you.Falta media hora para que llegue el tren, y ya estaré en camino a verte.
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