Definition of genethliacon in US English:

genethliacon

noun

  • A birthday ode.

Origin

Mid 16th century; earliest use found in Thomas Becon (1512/13–1567), theologian and Church of England clergyman. From classical Latin genethliacon birthday ode from Hellenistic Greek γενεθλιακόν, neuter of γενεθλιακός.

Pronunciation

genethliacon

/ˌdʒɛnɪθˈlʌɪəkɒn/