Word Unit: Chemical Element: silicon (Modern Latin: from Latin, silex, silicis, "flint"; nonmetal)
Word Unit: Chemical Element: silver (Modern Latin: from Anglo-Saxon, sealfor, siolfur; the symbol is from Latin argentum, "silver"; metal)
Word Unit: Chemical Element: sodium (Modern Latin: English, soda, compound of sodium; the symbol comes from Latin natrium; "a salt"; metal)
Word Unit: Chemical Element: strontium (Modern Latin: named for Strontian, "a village in Scotland"; metal)
Word Unit: Chemical Element: sulfur (Modern Latin: from Sanskrit, solvere; or sulvere; and Latin, sulphur; nonmetal)
Word Unit: Chemical Element: tantalum (Modern Latin: named for the mythical king Tantalus [who in the Greek myths was tortured by being placed in water up to his chin, which he was never able to drink, whence the word “tantalize”]; because of the element’s insolubility or “to illustrate the tantalizing work he had until he succeeded in isolating this element”; metal)
Word Unit: Chemical Element: technetium (Modern Latin: from Greek, technetos, "artificial"; the first man-made artificial element; radioactive metal)
Word Unit: Chemical Element: tellurium (Modern Latin: tellus, the "earth"; metal)
Word Unit: Chemical Element: terbium (Modern Latin: named for Ytterby, a village in Sweden; rare earth)
Word Unit: Chemical Element: thallium (Modern Latin: from Greek, thallos, "a young, or green, twig or shoot" [based on the color of its spectrum]; metal)
Word Unit: Chemical Element: thorium (Modern Latin: named for Thor, the Norse god of thunder; radioactive metal)
Word Unit: Chemical Element: thulium (Modern Latin: from Greek, Thule, the Greek name for land north of Britain or for Scandinavia; rare earth)
Word Unit: Chemical Element: tin (Modern Latin: from Anglo-Saxon, tin; symbol from Latin stannum; meaning “tin”; metal)
Word Unit: Chemical Element: titanium (Modern Latin: from the Titans of classical mythology; metal)
Word Unit: Chemical Element: tungsten (Modern Latin: from Swedish, tung sten, "heavy stone"; the symbol is from German Wolfram;, named for the tungsten mineral wolframite; metal)
Word Unit: Chemical Element: ununbium (Modern Latin: a temporary IUPAC [International Union of Pure and Applied Chemistry] nomenclature; radioactive metal)
Word Unit: Chemical Element: ununnilium (Modern Latin: a temporary IUPAC [International Union of Pure and Applied Chemistry] nomenclature; radioactive metal)
Word Unit: Chemical Element: unununium (Modern Latin: a temporary IUPAC [International Union of Pure and Applied Chemistry] nomenclature; radioactive metal)
Word Unit: Chemical Element: uranium (Modern Latin: named for the planet Uranus; radioactive metal)
Word Unit: Chemical Element: vanadium (Modern Latin: named for the Scandinavian goddess Vanadis; metal)