Dictionary and Thesaurus

Definition of Sr

• (noun) the unit of solid angle adopted under the Systeme International d'Unites
• (noun) a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite

Synonyms of Sr

• Strontium
• Sr
• Atomic Number 38
• Steradian

Antonyms of Sr

Homophones of Sr

• Senior