Preclusively is an adverb that means to exclude or prevent something from happening. There are several synonyms for the word preclusively, including prevented, blocked, hindered, impeded, prohibited, and disallowed. These words all have similar meanings and can be used interchangeably based on the context of the sentence. For example, if a law precludes certain activities from taking place, it means that those activities are prohibited or prevented by law. Synonyms for preclusively are useful when you want to express an idea in a slightly different way or add variation to your writing.