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 |
|---|---|
| skeptic | an adherent or advocate of skepticism |
| ashen | of, relating to, or made from ash wood |
| truculence | the quality or state of being truculent |
| generate | to bring into existence: such as |
| ratiocination | the process of exact thinking : reasoning |
| divulge | to make known (something, such as a confidence or secret) |
| grumble | to mutter in discontent |
| verge | brink |
| philanthropist | one who makes an active effort to promote human welfare : a person who practices philanthropy |
| rail | a bar extending from one post or support to another and serving as a guard or barrier |