HyperDic: sr

English > 2 senses of the word Sr / sr:
NOUNsubstanceSr, strontium, atomic number 38a soft silver-white or yellowish metallic element of the alkali metal group
quantitysr, steradianthe unit of solid angle adopted under the Systeme International d'Unites
Sr / sr > pronunciation
Soundssih'ster; siy'nyer
Rhymesabductor ... zoster: 649 rhymes with ter...
behavior ... Xavier: 32 rhymes with yer...
English > Sr: 2 senses > noun 1, substance
MeaningA soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite.
Synonymsstrontium, atomic number 38
Narrowerstrontium 90A radioactive isotope of strontium (with the mass number 90) that is present in the fallout from nuclear explosions
Broadermetallic element, metalAny of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
Substance ofcelestiteA mineral consisting of strontium sulphate
strontianiteA mineral consisting of strontium carbonate
Spanishestroncio, número atómico 38, Sr
Catalanestronci, número atòmic 38, Sr
English > sr: 2 senses > noun 2, quantity
MeaningThe unit of solid angle adopted under the Systeme International d'Unites.
Synonymsteradian
Part ofsphereA three-dimensional closed surface such that every point on the surface is equidistant from the center
Broaderangular unitA unit of measurement for angles
Spanishestereorradián
Catalanestereoradiant

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