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| the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language). |
| a white, crystalline, water-insoluble, powerful high explosive, C3H6N6O6, used chiefly in bombs and shells. |
levorotatory le·vo·ro·ta·to·ry (lē'və-rō'tə-tôr'ē) or le·vo·ro·ta·ry (-rō'tə-rē)
adj.
Turning or rotating the plane of polarization of light to the left.
Of or relating to a chemical solution that rotates such a plane to the left.
| levorotatory (lē'və-rō'tə-tôr'ē) Pronunciation Key
Relating to a substance that causes levorotation. |