अर्थ : A soft silver-white or yellowish metallic element of the alkali metal group. Turns yellow in air. Occurs in celestite and strontianite.
पर्यायवाची : atomic number 38, strontium
अर्थ : The unit of solid angle adopted under the Systeme International d'Unites.
पर्यायवाची : steradian
Sr meaning in Telugu.