In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.
SILICIC
Etymology
Adjective
silicic (not comparable)
of, related to, or derived from silica
Source: Wiktionary
Si*lic"ic, a. Etym: [L. silex, silicis, a flint: cf. F. silicique.] (Chem.)
Definition: Pertaining to, derived from, or resembling, silica; specifically, designating compounds of silicon; as, silicic acid. Silicic acid (Chem.), an amorphous gelatinous substance, Si(HO)4, very unstable and easily dried to silica, but forming many stable salts; -- called also orthosilicic, or normal silicic, acid.
Source: Webster’s Unabridged Dictionary 1913 Edition
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29 April 2024
SUBDUCTION
(noun) a geological process in which one edge of a crustal plate is forced sideways and downward into the mantle below another plate
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