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"Main dish" is a noun which is often translated as "el plato fuerte", and "main course" is a noun which is also often translated as "el plato fuerte". Learn more about the difference between "main dish" and "main course" below.
main dish( 
meyn
dihsh
)A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).
1. (food)
a. el plato fuerte (M)
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
I'm tired of soup and salad. Where's the main dish?Ya me cansé de la sopa y la ensalada. ¿Dónde está el plato fuerte?
b. el plato principal (M)
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
For our main dish today, we will be having salmon.Para nuestro plato principal hoy, tendremos salmón.
main course( 
meyn
kors
)A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).
1. (culinary)
a. el plato fuerte (M)
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
The chef prepared beef medallions for the main course.El chef preparó medallones de res para el plato fuerte.
b. el plato principal (M)
(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).
The main course will be parmesan chicken.El plato principal será pollo parmesano.