Definition of rosinous in English:

rosinous

adjective

rare
  • Resinous.

Origin

Early 17th century; earliest use found in John Florio (1553–1625), author and teacher of languages. From rosin + -ous.

Pronunciation

rosinous

/ˈrɒzɪnəs//ˈrɒz(ə)nəs/