We don't have synonyms for lucasian yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are Caucasian, Eurasian and Lusatian.
(adj) :
(economics) Of or pertaining to American economist Robert Lucas Jr.
(n) :
(economics) A follower of the theories of American economist Robert Lucas Jr.
(adj) :
(mathematics) Of or pertaining to Henry Lucas (c. 1610–1663), Member of Parliament for Cambridge University and founder of the Lucasian Chair of Mathematics.
(adj) :
(rare) Of or pertaining to the American filmmaker George Lucas, known for his blockbuster space opera films.
(adj) :
(economics) Of or pertaining to American economist Robert Lucas Jr.
(n) :
(economics) A follower of the theories of American economist Robert Lucas Jr.
(adj) :
(mathematics) Of or pertaining to Henry Lucas (c. 1610–1663), Member of Parliament for Cambridge University and founder of the Lucasian Chair of Mathematics.
(adj) :
(rare) Of or pertaining to the American filmmaker George Lucas, known for his blockbuster space opera films.