Library / 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:

Nouns denoting substances

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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