THULIUM

thulium, Tm, atomic number

(noun) a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatite and xenotime

Source: WordNet® 3.1


Etymology

Noun

thulium (uncountable)

A metallic chemical element (symbol Tm) with atomic number 69: a fairly soft, easily workable metal with a bright silvery-gray lustre.

Source: Wiktionary


Thu"li*um, n. Etym: [NL. See Thule.] (Chem.)

Definition: A rare metallic element of uncertain properties and identity, said to have been found in the mineral gadolinite.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

22 April 2025

BRIGHT

(adjective) made smooth and bright by or as if by rubbing; reflecting a sheen or glow; “bright silver candlesticks”; “a burnished brass knocker”; “she brushed her hair until it fell in lustrous auburn waves”; “rows of shining glasses”; “shiny black patents”


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Coffee Trivia

According to Statista, the global coffee industry is worth US$363 billion in 2020. The market grows annually by 10.6%, and 78% of revenue came from out-of-home establishments like cafes and coffee beverage retailers.

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