verb

ser

be · being

Es existir o tener vida. También se usa para hablar de la identidad o características de alguien o algo.

Definition & meaning

The word ser has two primary functions in Spanish: as a verb and as a noun.

As a verb, it is one of the two translations for the English "to be" (the other being estar). It is generally used to describe permanent or inherent characteristics, identity, origin, profession, and time. Specifically, it is used for:

  • Identity and names (e.g., "I am Juan").
  • Occupations and professions.
  • Nationalities and origins.
  • Physical or personality traits that are considered stable.
  • Telling the time and dates.
  • Describing where an event takes place.
  • Forming the passive voice.

As a noun, ser refers to a "being" or an "entity." It is used to describe any living thing or the essence of a person. For example, "un ser vivo" refers to a living being.

Grammar & Word origin

The verb ser is highly irregular in almost all its tenses. Its conjugation does not follow standard patterns, making it one of the most complex verbs to learn.

The origin of the word is a linguistic fusion of two different Latin verbs: esse (to be) and sedere (to sit). This historical merger is the reason why its modern conjugations look so different from one another (for example, "soy" in the present versus "fue" in the preterite). The noun form derives directly from the infinitive use of the verb.

Synonyms & antonyms

Synonyms When used as a verb in the context of existence:

  • existir
  • ocurrir (when referring to events)
  • suceder (when referring to events)

When used as a noun:

Antonyms While the verb "to be" does not have a direct opposite, in a philosophical or noun-based context, the following can be used:

  • nada (nothingness)
  • inexistencia (non-existence)
  • morir (to die, in opposition to being/living)

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Examples

Ella es mi mejor amiga.verb

She is my best friend.

El coche es muy rápido.verb

The car is very fast.

El gato es negro.verb

The cat is black.

Ellos son mis tíos.verb

They are my uncles.

Nosotras somos hermanas.verb

We are sisters.

Yo soy alta.verb

I am tall.

Ayer quise ser más amable con mis vecinos.verb

Yesterday I wanted to be kinder to my neighbors.

¿Quieres ser mi amigo ahora?verb

Do you want to be my friend now?

Los niños dibujaron un ser raro en el papel.verb

The children drew a strange being on the paper.

Ellos pensaron que podía ser difícil.verb

They thought it could be difficult to be.

Nunca había visto un ser tan pequeño en el bosque.verb

I had never seen a being so small in the forest.

Mañana quiero ser más paciente contigo.verb

Tomorrow I want to be more patient with you.

En el cuento apareció un ser misterioso.verb

In the story, a mysterious being appeared.

¿Quieres ser amigo mío?verb

Do you want to be my friend?

¿Quieres ser médico en el futuro?verb

Do you want to be a doctor in the future?

¿Quieres ser mi compañero en la clase de español?verb

Do you want to be my partner in Spanish class?

Ustedes pueden ser más rápidos mañana en la clase.verb

You can be faster tomorrow in class.

¿Quieres ser profesor algún día?verb

Do you want to be a teacher someday?

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