(chemistry) any compound derived from an oxoacid by replacing the hydroxide group with -NHNH₂ or derived forms -NRNR₂
hydrazine
hydrazine
noun
(inorganic chemistry, uncountable) A corrosive, fuming liquid, NH₂-NH₂, used as a rocket fuel.
(organic chemistry, countable) Any member of the class of organic compounds formally derived from NH₂-NH₂.
hydrazino
hydrazino
noun
(organic chemistry, in combination) The univalent radical formed from hydrazine by loss of a hydrogen atom
hydrazoic
hydrazoic
adj
(inorganic chemistry) Of or pertaining to hydrazoic acid
hydrazone
hydrazone
noun
(organic chemistry) any compound, of general formula R₂C=NNR₂, formally derived from an aldehyde or ketone by replacing the carbonyl group with =NNH₂ or derivative
hydrozoal
hydrozoal
adj
(zoology) Of or pertaining to the Hydrozoa.
hydrozoan
hydrozoan
noun
Any of many colonial coelenterates, of the class Hydrozoa, including the hydras, hydroids, hydrocorals, and siphonophores.
