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"Hermana" is a noun which is often translated as "sister", and "tengo un hermano" is a phrase which is often translated as "I have a brother". Learn more about the difference between "hermana" and "tengo un hermano" below.
la hermana(
ehr
-
mah
-
nah
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
1. (relative)
a. sister
Llevé un vestido precioso para la boda de mi hermana.I wore a beautiful dress for my sister's wedding.
2. (religious)
a. sister
Las hermanas hacen mucho trabajo caritativo en la comunidad.The sisters do a lot of charity work in the community.
tengo un hermano(
tehng
-
goh
oon
ehr
-
mah
-
noh
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
b. I have one brother
Solo tengo un hermano. Él es mayor que yo.I only have one brother. He's older than me.