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 |
|---|---|
| commandeer | to compel to perform military service |
| retroactive | extending in scope or effect to a prior time or to conditions that existed or originated in the past |
| ramp | a sloping way or plane: such as |
| mayhem | needless or willful damage or violence |
| betroth | to promise to marry |
| animosity | a strong feeling of dislike or hatred : ill will or resentment tending toward active hostility : an antagonistic attitude |
| infiltrate | to enter or become established in gradually or unobtrusively usually for subversive purposes |
| motility | the quality or state of being motile : capability of movement |
| insidious | having a gradual and cumulative effect : subtle |
| grimace | a facial expression usually of disgust, disapproval, or pain |