ge·o·chem·is·try 
(jē′ō-kĕmĭ-strē)
(jē′ō-kĕmĭ-strē)n.
The chemistry of the composition and alterations of the solid matter of the earth or a celestial body.
ge′o·chemi·cal (-ĭ-kəl) adj.
ge′o·chemi·cal·ly adv.
ge′o·chemist n.
- commodity
- commodore
- "Commodore Vanderbilt."
- Commodus
- common
- commonage
- commonality
- commonalty
- common bile duct
- common carrier
- common cold
- common denominator
- common divisor
- commoner
- Common Era
- common factor
- common fraction
- common gender
- common ground
- common law
- common-law
- common-law marriage
- common logarithm
- commonly
- common market