[hahy-drol-uh-jee] 
| 1. | the science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere. |
| 2. | hydrogeology; geohydrology. |
| hy·drol·o·gy (hī-drŏl'ə-jē) n. The scientific study of the properties, distribution, and effects of water on the earth's surface, in the soil and underlying rocks, and in the atmosphere. hy'dro·log'ic (-drə-lŏj'ĭk), hy'dro·log'i·cal adj., hy'dro·log'i·cal·ly adv., hy·drol'o·gist n. |
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