The intransitive case is a grammatical case

Grammatical case

In grammar, the case of a noun or pronoun is an inflectional form that indicates its grammatical function in a phrase, clause, or sentence. For example, a pronoun may play the role of subject , of direct object , or of possessor...

 used in some languages to mark the argument of an intransitive verb

Intransitive verb

In grammar, an intransitive verb is a verb that has no object. This differs from a transitive verb, which takes one or more objects. Both classes of verb are related to the concept of the transitivity of a verb....

, but not used with transitive verb

Transitive verb

In syntax, a transitive verb is a verb that requires both a direct subject and one or more objects. The term is used to contrast intransitive verbs, which do not have objects.-Examples:Some examples of sentences with transitive verbs:...

s. It is generally seen in languages which display tripartite

Tripartite language

A tripartite language, also called an ergative–accusative language, is one that treats the subject of an intransitive verb, the subject of a transitive verb, and the object of a transitive verb each in different ways...

 nominal morphologies

Morphology (linguistics)

In linguistics, morphology is the identification, analysis and description, in a language, of the structure of morphemes and other linguistic units, such as words, affixes, parts of speech, intonation/stress, or implied context...

; it contrasts with the nominative

Nominative case

The nominative case is one of the grammatical cases of a noun or other part of speech, which generally marks the subject of a verb or the predicate noun or predicate adjective, as opposed to its object or other verb arguments...

 and absolutive case

Absolutive case

The absolutive case is the unmarked grammatical case of a core argument of a verb which is used as the citation form of a noun.-In ergative languages:...

s employed in other languages' morphosyntax to mark the argument of intransitive clauses.

As a distinct intransitive case has zero marking in all languages known to have one, and is the citation form of the noun, it is frequently called absolutive, a word used for an unmarked citation-form argument in various case systems.

See also

• nominative case
  Nominative case
  The nominative case is one of the grammatical cases of a noun or other part of speech, which generally marks the subject of a verb or the predicate noun or predicate adjective, as opposed to its object or other verb arguments...
  
  
• absolutive case
  Absolutive case
  The absolutive case is the unmarked grammatical case of a core argument of a verb which is used as the citation form of a noun.-In ergative languages:...