GRE Word List
OBSIDIAN
a dark natural glass formed by the cooling of molten lava
The meaning of the word obsidian is a dark natural glass formed by the cooling of molten lava.
Random words
| Word | Meaning |
|---|---|
| arraign | to call (a defendant) before a court to answer to an indictment : charge |
| burnish | to make shiny or lustrous especially by rubbing |
| dormant | represented on a coat of arms in a lying position with the head on the forepaws |
| emissary | one designated as the agent of another : representative |
| debut | a first appearance |
| posthumous | born after the death of the father |
| omnipotent | almighty |
| boor | peasant |
| incite | to move to action : stir up : spur on : urge on |
| contaminate | to soil, stain, corrupt, or infect by contact or association |