STRONTIUM

strontium, Sr, atomic number

(noun) a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite

Source: WordNet® 3.1


Etymology

Noun

strontium (usually uncountable, plural strontiums)

The metallic chemical element (symbol Sr) with an atomic number of 38. It is a soft, reactive, silvery alkaline earth metal.

(countable) A single atom of this element.

Anagrams

• trimounts

Source: Wiktionary


Stron"ti*um, n. Etym: [NL. See Strontia.] (Chem.)

Definition: A metallic element of the calcium group, always naturally occurring combined, as in the minerals strontianite, celestite, etc. It is isolated as a yellowish metal, somewhat malleable but harder than calcium. It is chiefly employed (as in the nitrate) to color pyrotechnic flames red. Symbol Sr. Atomic weight 87.3. A radioactive isotope of strontium produced by certain nuclear reactions, and constituting one of the prominent harmful components of radioactive fallout from nuclear explosions; also called radiostrontium. It has a half-life of 28 years.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

10 June 2025

COMMUNICATIONS

(noun) the discipline that studies the principles of transmiting information and the methods by which it is delivered (as print or radio or television etc.); “communications is his major field of study”


coffee icon

Coffee Trivia

According to Guinness World Records, the largest collection of coffee pots belongs to Robert Dahl (Germany) and consists of 27,390 coffee pots as of 2 November 2012, in Rövershagen, Germany.

coffee icon