rubidium 1
noundomain: substance
Princeton WordNet [ver.3.1]
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EnglishDefinition
a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
Hypernym
any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
Substance_meronym
carnallite 1
noun
a white or reddish mineral consisting of hydrous chlorides of potassium and magnesium; used as a fertilizer and as a source of potassium and magnesium
lepidolite 1
noun
a mineral of the mica group; an important source of lithium
pollucite 1
noun
a rare mineral that is an important source of cesium
EnglishSubstance_holonym
carnallite 1
noun
a white or reddish mineral consisting of hydrous chlorides of potassium and magnesium; used as a fertilizer and as a source of potassium and magnesium
lepidolite 1
noun
a mineral of the mica group; an important source of lithium
pollucite 1
noun
a rare mineral that is an important source of cesium
