Definition of hydrology in English:

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Pronunciation: /hʌɪˈdrɒlədʒi/


[mass noun]
The branch of science concerned with the properties of the earth’s water, and especially its movement in relation to land.
Example sentences
  • The international conference is a forum for student teams to present the results of Earth science research projects about atmosphere, climate, hydrology, soil, land cover/biology, and phenology.
  • A synthesis of many disciplines, hydrology is the science of water, its properties, its circulation, and its distribution in Earth and atmospheric systems.
  • Physical sciences, particularly earth sciences such as geology and hydrology, are popular subjects for study and research in Oman's university and in a number of government ministries.



Pronunciation: /hʌɪdrəˈlɒdʒɪk/
Example sentences
  • These results suggest that both hydrologic cycle and upland development are important in limiting the local distribution of this species.
  • It's used frequently by those who need to organize, analyze and process hydrologic information on a continental scale.
  • ‘We're seeing that snow melt is re-charging the hydrologic systems in the mountains, pushing old groundwater from subsurface reservoirs into rivers and streams,’ Williams said.


Pronunciation: /hʌɪdrəˈlɒdʒɪk(ə)l/
Example sentences
  • The timing and extent of any changes in salt-affected areas will depend on the net changes in the hydrological cycle in each catchment area.
  • At a catchment level, the hydrological dimension is defined as a water cycle.
  • Changes in the ecological structure of the lowland areas, caused by increased and inconsistent hydrological fluctuations, have been reported by community hunters and trappers.


Pronunciation: /hʌɪdrəˈlɒdʒɪk(ə)li/
Example sentences
  • As the basins are hydrologically closed, the lake level varies rapidly in response to changes in moisture, whether seasonally or over much longer periods of time.
  • The lake remains relatively isolated both physically and hydrologically by the surrounding steep mountain peaks.
  • Seeps are also present on the continents and in some cases submarine seeps are hydrologically connected to the terrestrial groundwater systems.


Pronunciation: /hʌɪˈdrɒlədʒɪst/
Example sentences
  • Agriculturalists rate the impact on primary industries, hydrologists compare ground water levels, and sociologists define it on social expectations and perceptions.
  • Across the world, farmers are pumping groundwater faster than precipitation can replenish it, causing a steady drop in water tables; a process referred to by hydrologists as ‘groundwater overdrafting’.
  • As water scarcity spreads, the demand for hydrologists to advise on watershed management, water sources and water efficiency will increase.

For editors and proofreaders

Line breaks: hy¦drol|ogy

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