Definition of polyadic in English:

polyadic

adjective

  • Involving three or more quantities, elements, or individuals.

    • ‘Post is best known for his work on polyadic groups, recursively enumerable sets, and degrees of unsolvability, as well as for his contribution to the unsolvability of problems in combinatorial mathematics.’
    • ‘We propose a generalization of Sahlqvist formulae to polyadic modal languages by representing modal polyadic languages in a combinatorial style.’

Origin

Early 20th century: from poly- many on the pattern of words such as dyadic, monadic.

Pronunciation

polyadic

/ˌpälēˈadik/