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"Bicicleta" is a noun which is often translated as "bicycle", and "montar a caballo" is an intransitive verb phrase which is often translated as "to ride a horse". Learn more about the difference between "bicicleta" and "montar a caballo" below.
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
An intransitive verb phrase is a phrase that combines a verb with a preposition or other particle and does not require a direct object (e.g., Everybody please stand up.).
1. (general)
a. to ride a horse
Nunca he montado a caballo. ¿Es difícil?I've never ridden a horse. Is it difficult?
b. to go horseback riding
¡Me encanta montar a caballo! Todos los veranos voy a la granja de mi tío a montar con él.I love to go horseback riding! Every summer, I go to my uncle's farm and ride horses with him.