HYDROLOGY

[hy.drol.o.gy] n [NL hydrologia, fr. L hydr- + -logia -logy] (1762): a science dealing with the properties, distribution, and circulation of water on and below the earth's surface and in the atmosphere -- hy.dro.log.ic or hy.dro.log.i.cal adj -- hy.dro.log.i.cal.ly adv -- hy.drol.o.gist n