Defn: Relating to a crust.

CRUSTALOGICAL
Crus`ta*log"ic*al (krs`t-lj"-kal), a.

Defn: Pertaining to crustalogy.

CRUSTALOGIST
Crus*tal"o*gist (-t, n.

Defn: One versed in crustalogy.

CRUSTALOGY
Crus*tal"o*gy (krs-tl"-j), n. Etym: [L. crusta shell + -logy.]

Defn: Crustaceology.

CRUSTATED Crus"ta*ted (krs"t-td), a. Etym: [L. crustatus, p. p. of crustare, fr. crusta. See Crust.]

Defn: Covered with a crust; as, crustated basalt.

CRUSTATION
Crus*ta"tion (krs-t"shn), n.