(inorganic chemistry) an inorganic compound

(inorganic chemistry) hydrazine (NH₂-NH₂) / (organic chemistry) hydrazine (derivative)

inorganic chemistry

(chemistry) a chemical compound

thing (concrete, tangible) / (law) a corporeal object

to show, to make apparent / to express, to put into words / to signify, to represent, to symbolize, to stand for

to express, to say in words, to put into words

(attributive, inorganic chemistry) the state or quality of being inorganic

a hydra (any of several small freshwater polyps of the genus Hydra and related genera)

(Greek mythology) the Hydra / Hydra (one of Pluto's moons)