plural of germanium

A nonmetallic chemical element (symbol Ge) with an atomic number of 32: a lustrous, hard-brittle, grayish-white metalloid in the carbon group. / (countable) An atom of this element.

(inorganic chemistry) The binary compound GeCl₄ that is the germanium analog of carbon tetrachloride

(inorganic chemistry) germane (GeH₄)

(inorganic chemistry) An alloy of silicon and germanium used as a semiconductor.

A chemical compound with the formula GeSe. It exists as black crystalline powder having orthorhombic crystal symmetry; at temperatures ~650 °C, it transforms into the cubic NaCl structure.

(chemistry) A chalcogenide glass, of approximate composition Ge₂Sb₂Te₅, used in rewritable DVDs; it changes phase from crystalline to amorphous when heated by a laser