“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States
POLYSULPHIDE
Noun
polysulphide (plural polysulphides)
(chemistry) Alternative spelling of polysulfide
Source: Wiktionary
Pol`y*sul"phide, n. Etym: [Poly- + sulphide.] (Chem.)
Definition: A sulphide having more than one atom of sulphur in the molecule; -- contrasted with monosulphide.
Source: Webster’s Unabridged Dictionary 1913 Edition
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21 February 2025
RESTORATION
(noun) some artifact that has been restored or reconstructed; “the restoration looked exactly like the original”
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