Definition of rhetoricalness in English:

rhetoricalness

noun

rare
  • The fact or quality of being rhetorical; (formerly) specifically †eloquence (obsolete).

Origin

Late 17th century; earliest use found in Henry Stubbe (1632–1676), author and physician. From rhetorical + -ness.

Pronunciation

rhetoricalness

/rɪˈtɒrɪklnəs/