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 |
|---|---|
| rotund | marked by roundness : rounded |
| remonstrate | to present and urge reasons in opposition : expostulate |
| guffaw | a loud or boisterous burst of laughter |
| deleterious | harmful often in a subtle or unexpected way |
| ineffable | incapable of being expressed in words : indescribable |
| retentive | having the power, property, or capacity of retaining |
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| entourage | one's attendants or associates |