asserire

Asserire is an Italian transitive verb meaning to state as true or to assert. It denotes the act of declaring something one holds to be true and is typically used in formal, analytical, or argumentative writing rather than in everyday speech. The verb can govern a che clause reporting what is claimed or a di + infinito construction detailing the content of a claim, for example: ha asserito che i dati supportano l’ipotesi, or ha asserito di aver visto l’evento. The noun forms asserzione or asserimento refer to the act of asserting.

In terms of conjugation, asserire follows the pattern of regular -ire verbs with the -isc- stem in the present tense: io asserisco, tu asserisci, lui/lei asserisce, noi asseriamo, voi asserite, loro asseriscono. The past participle is asserito and is used with avere to form compound tenses (ho asserito). The imperfect is asserivo, asserivi, asseriva, asserivamo, asserivate, asserivano. The verb is common in legal, academic, and journalistic discourse, where it is used to attribute a claim to a speaker or source.

Usage notes: asserire is more formal than synonyms like affermare, dichiarare, or sostenere, and it often signals that a claim is being presented as something asserted by someone rather than as an established fact. Example in context: lo studioso asserisce che la teoria è supportata dai dati.