Geochemistry

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  geochemistry \ge`o*chem"is*try\
     (j[=e]`[-o]*k[e^]m"[i^]s*tr[y^]), n. [Gr. ge`a, gh^, the
     earth + chemistry.]
     The study of the chemical composition of, and of actual or
     possible chemical changes in, the crust of the earth. --
     {Ge`o*chem"ic*al}, a. -- {Ge`o*chem"ist}, n.


     [Webster 1913 Suppl.]

From WordNet (r) 2.0 [wn]:

  geochemistry
       n : the chemistry of the earth's crust