In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.
DIACIDS
Noun
diacids
plural of diacid
Source: Wiktionary
DIACID
Di*ac"id, a. Etym: [Pref. di- + acid.] (Chem.)
Definition: Divalent; -- said of a base or radical as capable of saturating two acid monad radicals or a dibasic acid. Cf. Dibasic, a., and Biacid.
Source: Webster’s Unabridged Dictionary 1913 Edition
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26 November 2024
TRANSPOSITION
(noun) (music) playing in a different key from the key intended; moving the pitch of a piece of music upwards or downwards
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