Definition of opsomania in English:

opsomania

noun

rare
  • An excessive craving for a particular food, especially a delicacy.

Origin

Mid 19th century; earliest use found in Robert Mayne (1808–1868). From Byzantine Greek ὀψομανία an excessive craving for a particular food, especially a delicacy from ancient Greek ὄψον rich fare, delicacies + Hellenistic Greek -μανία.