An area of the sea floor or the bed of a lake more or less devoid of macroscopic organisms, typically with unstable sediment.
Mud lava formed as a result of the mixture of volcanic ash with water or condensing volcanic vapor.
A sedimentary rock that is deposited in or by water.
The quality of being watery; waterishness; wateriness.
A suborder of the soil order Inceptisol that develops in areas where restricted natural drainage results in water saturation; characterized by a dark surface horizon over a mottled or gray subsoil.
Inceptisol is an order of soils characterized by one or more horizons in which mineral substances other than amorphous silica or carbonates have been altered or removed, but have not accumulated to any great degree.
aquiclude (s) (noun)
, aquicludes (pl)
An impermeable body of rock or stratum of sediment that acts as a barrier to the flow of groundwater.
, more aquicolous, most aquicolous
Pertaining to creatures living in water or on vegetation in the water.
aquiculture (s) (noun)
, aquicultures (pl)
1. Culture of the natural production of water; fish-breeding as a branch of industry.
2. The science, art, and business of cultivating marine or freshwater food fish or shellfish; such as, oysters, clams, salmon, and trout, under controlled conditions.
3. Another term for hydroponics [hydro-, "water" + (geo)ponics]; a technique of growing plants (without soil) in water containing dissolved nutrients.
aquifer (s) (noun)
, aquifers (pl)
1. A permeable underground bed or layer of earth, gravel, or porous stone that holds and yields water: The farmer was fortunate to have an aquifer
on his land so he drilled into it carefully in order to install a well.
2. Any geological formation containing or conducting ground water; especially, one that supplies the water for wells, springs, etc.: Alfred and the other geology students from the university prepared a careful study of the aquifers
in their geographical region.
The spaces in aquifers are filled with water and consist of sandstones, gravels, and porous limestones that are interconnected, so that water flows through them.
1. Carrying, yielding, or containing water; aquifer.
2. Water-bearing stratum.
A body of rock that is incapable of absorbing or transmitting water, thus rendering it impermeable.
The herbaceous plant communities of ponds and swamps.
1. Producing water or a watery secretion.
2. Secreting water; applied to certain glands.
1. Communities of plants where the surface water is a necessary factor, as in wet meadows.
2. Plant communities that are influenced by the presence of groundwater in damp meadows.
Cross references of word families that refer to "water":