The Present Subjunctive of Calentar is used to express desires, doubts, or uncertainties about heating something, for example: Espero que el horno caliente rápidamente. (I hope the oven heats up quickly.)

Calentar is an e to ie stem-changing verb, meaning the e in the stem changes to ie in all subjunctive forms except nosotros and vosotros.

Conjugations

Conjugations of Calentar (to heat) in the Subjunctive Mood tense (Latin American Spanish):

The present subjunctive of calentar is used to express wishes, desires, demands, or uncertainty about an action of heating or warming something up.

Expressing a wish or desire: For example, Ojalá que el sol caliente la habitación. (I wish the sun would warm up the room.)

Giving an order or demand: For example, Es necesario que calientes la comida antes de servirla. (It’s necessary that you heat up the food before serving it.)

Expressing uncertainty: For example, No estoy seguro de que el horno caliente bien. (I’m not sure if the oven heats well.)

Idiomatic usage (colloquial): For example, ¡Caliente las cosas! (Get things going! or Liven things up!)

Examples

Examples of Calentar in the Subjunctive Mood

Es importante que calientes la comida antes de comerla. (It’s important that you heat up the food before eating it.)

El médico recomienda que caliente los músculos antes de hacer ejercicio. (The doctor recommends that you warm up your muscles before exercising.)

Mamá quiere que calentemos la casa antes de que llegue el invierno. (Mom wants us to heat the house before winter arrives.)

Para el ritual, es necesario que calienten las piedras al rojo vivo. (For the ritual, it’s necessary that they heat the stones red-hot.)

Ojalá que caliente el horno antes de meter el pollo. (I hope she heats the oven before putting in the chicken.)

Aunque hace frío, prefiero que no calienten demasiado la oficina. (Even though it’s cold, I prefer that they don’t heat the office too much.)

Es una lástima que no caliente la tortilla antes de rellenarla. (It’s a shame that she doesn’t heat up the tortilla before stuffing it.)

¿Crees que caliente el carro antes de manejar con este frío? (Do you think he’ll warm up the car before driving in this cold?)

Tal vez calienten la piscina para que podamos nadar en invierno. (Maybe they’ll heat the pool so we can swim in winter.)

Dudo que caliente la cera antes de depilarme. (I doubt she’ll heat the wax before waxing me.)

Me temo que no calienten suficiente la plancha para las camisas. (I’m afraid they won’t heat the iron enough for the shirts.)

Es raro que caliente dos veces la misma comida. (It’s weird that she heats up the same food twice.)

Sería bueno que calientes los pies antes de acostarte. (It would be good if you warmed your feet before going to bed.)

Aunque no lo creas, calientan la pista de hielo antes de las competencias. (Believe it or not, they heat the ice rink before competitions.)

Ojalá que calienten bien el jacuzzi antes de que lleguemos. (I hope they heat up the jacuzzi well before we arrive.)

Conjugations with English Translations

Conjugations of Calentar (to heat) in the Subjunctive Mood tense (Latin American Spanish) with English Translations:

This post covers Latin American Spanish. For Castilian Spanish, click here

Synonyms

The Subjunctive mood is also known as the Simple Subjunctive, Subjunctive Present, or Present Subjunctive Mood in English, and as Presente de Subjuntivo, Subjuntivo Presente, Presente del Modo Subjuntivo, or Tiempo Presente del Subjuntivo in Spanish.