Definition of mandilion in US English:

mandilion

noun

historical
  • A loose coat or cassock, in later times sleeveless, worn by soldiers and menservants as a kind of overcoat.

Origin

Late 16th century; earliest use found in Richard Mulcaster (?1532–1611), schoolmaster and author. From Middle French mandillon from mandille + -on, diminutive suffix.

Pronunciation

mandilion

/manˈdɪlɪən/