| / English Dictionary |
GD
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group
Synonyms:
atomic number 64; gadolinium; Gd
Classified under:
Hypernyms ("Gd" is a kind of...):
metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)
Holonyms ("Gd" is a substance of...):
gadolinite; ytterbite (a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium)
samarskite (a complex black mineral occurring in pegmatites)
Sense 2
Meaning:
A nerve agent easily absorbed into the body; a lethal cholinesterase inhibitor that is highly toxic when inhaled
Synonyms:
GD; soman
Classified under:
Nouns denoting substances
Hypernyms ("GD" is a kind of...):
organophosphate nerve agent (any of a series of nerve agents containing organophosphate compounds first synthesized by German chemists in 1936; in World War II the Germans tested them in concentration camps but not on the battlefield; Iraq is alleged to have used them against Iran and against the Kurds)
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