In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.
unvariable
(obsolete) Invariable.
Source: Wiktionary
Un*va"ri*a*ble, a.
Definition: Invariable. Donne.
Source: Webster’s Unabridged Dictionary 1913 Edition
13 March 2025
(adjective) conforming exactly or almost exactly to fact or to a standard or performing with total accuracy; “an accurate reproduction”; “the accounting was accurate”; “accurate measurements”; “an accurate scale”
In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.