Ziarnko gorczycy – pochodzenie, status i losy frazeologizmu w języku polskim

The article is a linguistic microanalysis of the origins, status and history of a single phraseological unit ziarnko gorczycy ( the mustard seed). It is classified thematically in the Polish language as a floristic set expression of Biblical origin. A detailed report on this phraseologism is an opportunity to point out the rhetorical contexts of other Polish Biblical expressions and their lexicographic descriptions. As a lexical unit that represents a thematically specific phraseological group, ziarnko gorczycy allows for additional linguistic and cultural research that points to the pictures of the Biblical world entrenched in the Polish language.