hydrogeologies
plural of hydrogeology

hydrogeology
The geology of groundwater, especially concerning the physical, biological and chemical properties of its occurrence and movement.

hydrohalogenation
The electrophilic addition of hydrohalic acids to alkenes to yield the corresponding haloalkanes.

hydrohalogenations
plural of hydrohalogenation

hydroheterofullerene
Any heterofullerene in which one or more carbon atoms are replaced by a heteroatom attached to a hydrogen atom

hydroheterofullerenes
plural of hydroheterofullerene

hydrohydrodesulphurisation
Alternative spelling of hydrohydrodesulphurization.

hydrohydrodesulphurization
the hydrodesulfurization of gases (such as town gas) that contain hydrogen

hydroiodide
A compound of hydroiodic acid with an organic base

hydroiodides
plural of hydroiodide

hydroiodination
Reaction with hydrogen iodide (HI) or hydroiodic acid, HI(aq).

hydroisomerization
The isomerization of alkane hydrocarbons via an intermediate alkene; used especially in oil refining

hydroisomerizations
plural of hydroisomerization

hydrokryptoacetylene
The acetylene derivative of krypton, HKrC≡CH

hydrolaparoscopies
plural of hydrolaparoscopy

hydrolaparoscopy
laparoscopy in which a saline solution allows distension of an orifice

hydrolase
An enzyme that catalyzes the hydrolysis of a substrate.

hydrolases
plural of hydrolase

hydrolethalus
A rare genetic disorder resulting in birth defects and often stillbirth, associated with HYLS1 protein mutations.

hydroliquefaction
Conversion of biomass into liquid fuels.

hydrologistor
A hydraulic element that functions as a resistor

hydrologistors
plural of hydrologistor

hydrolube
A hydraulic fluid composed of a glycol and water

hydrolyses
plural of hydrolysis

hydrolysis
A chemical process of decomposition involving the splitting of a bond and the addition of the hydrogen cation and the hydroxide anion of water.

hydrolyte
A substance subjected to hydrolysis.

hydrolytes
plural of hydrolyte

hydromagnesiation
Reaction with an organomagnesium compound

hydromagnesiations
plural of hydromagnesiation

hydromechanics
fluid mechanics, especially when dealing with water

hydrometalation
Alternative form of hydrometallation.

hydrometalations
plural of hydrometalation

hydrometallation
The addition reaction of a metal hydride to a double bond (or triple bond) to form an organometallic compound.

hydrometallations
plural of hydrometallation

hydrometallurgy
The field of extractive metallurgy involving the use of aqueous chemistry for the recovery of metals from ores, concentrates, and recycled or residual materials.

hydrometeor
Rain, snow and other precipitation products of the condensation of atmospheric water vapour

hydrometeors
plural of hydrometeor

hydromorphine
dihydromorphine

hydronitroxide
A radical derived from organic derivative of hydroxylamine by the removal or a hydrogen atom from the oxygen.

hydronitroxides
plural of hydronitroxide

hydronium
The hydrated hydrogen ion, H₃O⁺.

hydroniums
plural of hydronium

hydropalladation
The addition of the elements of palladium hydride across a double bond or triple bond.

hydropalladations
plural of hydropalladation

hydropathicities
plural of hydropathicity

hydropathicity
The relative hydrophobicity or hydrophilicity of a compound, especially of an amino acid residue in a protein

hydroperoxidase
Any oxidoreductase that employs hydrogen peroxide
Any enzyme that reduces a peroxide to an alcohol

hydroperoxidases
plural of hydroperoxidase

hydroperoxide
any mono-substituted derivative of hydrogen peroxide - ROOH

hydroperoxides
plural of hydroperoxide

hydroperoxyflavin
Any of a family of metabolites formally generated by the addition of the elements of hydrogen peroxide to a flavin

hydroperoxyflavins
plural of hydroperoxyflavin

hydroperoxyl
The radical, .O-OH, formed by removing a hydrogen atom from hydrogen peroxide, or by protonating the superoxide ion

hydroperoxyls
plural of hydroperoxyl

hydrophenanthrene
A hydrogenated form of phenanthrene

hydrophenanthrenes
plural of hydrophenanthrene

hydrophilin
Any of a group of proteins, present in some yeasts, that prevents cell death during desiccation

hydrophilins
plural of hydrophilin

hydrophlorone
A benzene derivative, C₈H₁₀O₂, obtained by the reduction of phlorone.

hydrophobin
Any of a class of small, cysteine-rich proteins that are expressed only by filamentous fungi, known for their capability of forming a hydrophobic coating on the surface of an object

hydrophobine
Alternative form of hydrophobin.

hydrophobines
plural of hydrophobine

hydrophobins
plural of hydrophobin

hydrophosphination
Any addition reaction in which the elements of phosphine are added across a double bond

hydrophosphinations
plural of hydrophosphination

hydrophosphinylation
The addition reaction of a phosphinic acid across a double bond

hydrophosphinylations
plural of hydrophosphinylation

hydrophosphonylation
The addition reaction of a phosphonic acid across a double bond

hydrophosphonylations
plural of hydrophosphonylation

hydroplasm
Alternative form of hydroplasma.

hydroplasma
The liquid part of protoplasm

hydroponics
The cultivation of plants in a nutrient solution rather than in the soil.

hydropyrolyses
plural of hydropyrolysis

hydropyrolysis
Hydrogen pyrolysis: the thermal decomposition which takes place when organic compounds are heated to high temperatures in the presence of hydrogen. In some case, water may be used as the hydrogen source.

hydropyrrolation
Any addition reaction in which a hydrogen atom and a pyrrole group are attached across a double bond or triple bond.

hydroresorufin
A reduced, colourless form of resorufin

hydrorubber
Any of a class of substances produced by hydrogenation of rubber.

hydrorubbers
plural of hydrorubber.

hydroseed
The mixture of seeds, water, fertilizer, etc. used in hydroseeding.

hydroseeds
plural of hydroseed

hydrosilicate
A hydrated silicate, especially one that loses its water content on heating

hydrosilicates
plural of hydrosilicate

hydrosiloxane
A siloxane formed by reaction of a silanol and a hydrosilane

hydrosiloxanes
plural of hydrosiloxane

hydrosilylation
The addition reaction of a silane with an organic compound.

hydrosilylations
plural of hydrosilylation

hydrosis
Misspelling of hidrosis.

hydroslide
Water slide

hydrosol
A sol (colloid) in which the continuous phase (dispersing medium) is water

hydrosols
plural of hydrosol

hydrosonography
An ultrasound involving the injection of a fluid into the endometrial cavity.

hydrosphere
All the liquid waters of the Earth or another astronomical body, as distinguished from the land and the gases of the atmosphere.

hydrospheres
plural of hydrosphere

hydrostannylation
Insertion of unsaturated substrates into Sn-H bond using tin hydride compound.

hydrosulfate
Any sulfate of an organic base

hydrosulfates
plural of hydrosulfate

hydrosulphate
Alternative form of hydrosulfate.

hydrosulphates
plural of hydrosulphate

hydrothermolysis
solvothermolysis with water as the solvent

hydrotreater
A chemical engineering plant in which hydrotreating takes place.

hydrotreaters
plural of hydrotreater

hydrotrope
A compound that solubilizes hydrophobic compounds in aqueous solutions.
A device for raising water by the direct action of steam; a pulsometer.

hydrotropes
plural of hydrotrope

hydrotubation
Introduction of a saline solution or liquid medication through the cervix into the uterine cavity and oviducts for dilation and/or treatment of the tubes.

hydrotubations
plural of hydrotubation

hydrovane
A hydrofoil.

hydrovanes
plural of hydrovane

hydroxamide
Any hydroxy derivative of an amide R-CO-NH-OH

hydroxamides
plural of hydroxamide

hydroxium
Synonym of hydronium.

hydroxo
A hydroxy group as a substituent in a molecule

hydroxyacetamide
Any N-hydroxy derivative of acetamide
The amide of hydroxyacetic acid (glycolamide)

hydroxyacetamides
plural of hydroxyacetamide