concinnity

noun

1. (countable, uncountable)The harmonious reinforcement of the various parts of a work of art.

   “In the Terminology, or what, to avoid the barbarism of a word compounded of Latin and Greek, they would beg to call the Orismology of the science, they have endeavoured to introduce throughout a greater degree of precision and concinnity—dividing it into general and partial Orismology; […]”