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"Calefacción" is a noun which is often translated as "heating", and "radiador" is a noun which is often translated as "radiator". Learn more about the difference between "calefacción" and "radiador" below.
la calefacción(
kah
-
leh
-
fahk
-
syohn
)A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
1. (general)
b. heat  (United States)
Regionalism used in the United States
El técnico viene mañana a reparar la calefacción.The repairman is coming tomorrow to fix the heat.
el radiador(
rrah
-
dyah
-
dohr
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).