(organic chemistry, especially in combination) Two methoxy groups in a molecule
dimethoxymethane
dimethoxymethane
noun
(organic chemistry) A clear colourless flammable liquid with a low boiling point, low viscosity, and excellent dissolving power, the dimethyl acetal of formaldehyde.
dimethylsulfoxide
dimethylsulfoxide
noun
Alternative spelling of dimethylsulphoxide
dimethylsulphoxide
dimethylsulphoxide
noun
Alternative spelling of dimethyl sulfoxide
endotheliomyxoma
extrathermodynamic
extrathermodynamic
adj
Outside of the realm of thermodynamics.
formaldehydesulphoxylate
formaldehydesulphoxylate
noun
A salt or ester of formaldehydesulphoxylic acid.
hexadactylism
hexadactylism
noun
sexdactyly
hexahydrothymol
hexanitrodiphenylamine
hexanitrodiphenylamine
noun
(organic chemistry) A substance that was mixed with TNT in World War II to make it more explosive.
hydrohemothorax
hydropneumothorax
hydropneumothorax
noun
(medicine) The presence of both fluid and air in the pleural cavity
hydroxytryptamine
hydroxytryptamine
noun
(organic chemistry) Any hydroxy derivative of tryptamine, but especially 5-hydroxytryptamine (serotonin)