Pirandello, LuigiPir‧an‧del‧lo, Lu‧i‧gi /ˌpɪrənˈdeləʊ, luˈiːdʒi/(1837–1936) an Italian writer of plays and novels, whose best known play is Six Characters in Search of an Author. His work examines the relationship between what is real and what is imaginary, and had an important influence on modern theatre.