Meaning

noun systematic arrangement of all the inflected forms of a word

noun a standard or typical example

noun the class of all items that can be substituted into the same position (or slot) in a grammatical sentence (are in paradigmatic relation with one another)

originFrom Middle English paradygme, from Late Latin paradīgma, from Ancient Greek παράδειγμα (parádeigma, “pattern”), from παραδείκνυμι (paradeíknumi, “I show [beside] or compare”) + -μα (-ma, suffix forming nouns concerning the results of actions). Doublet of paradigma.

Etymology from Wiktionary, CC BY-SA 3.0