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 |
|---|---|
| celibate | of, relating to, or characterized by celibacy: |
| illuminate | to supply or brighten with light |
| refrain | curb |
| lachrymose | given to tears or weeping : tearful |
| fermentation | the enzyme-catalyzed anaerobic breakdown of an energy-rich compound (such as a carbohydrate to carbon dioxide and alcohol or to an organic acid) by the action of microorganisms (such as bacteria or yeast) that occurs naturally and is commonly used in the production of various products (such as food, alcoholic beverages, and pharmaceuticals) especially by controlling microbial enzymatic activity |
| centrifugal | proceeding or acting in a direction away from a center or axis |
| miscreant | unbelieving |
| warrant | sanction |
| clipper | one that clips something |
| demean | to lower in character, status, or reputation |