In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.
adamant, adamantine, inexorable, intransigent
(adjective) impervious to pleas, persuasion, requests, reason; “he is adamant in his refusal to change his mind”; “Cynthia was inexorable; she would have none of him”- W.Churchill; “an intransigent conservative opposed to every liberal tendency”
adamantine
(adjective) having the hardness of a diamond
adamantine
(adjective) consisting of or having the hardness of adamant
Source: WordNet® 3.1
adamantine (comparative more adamantine, superlative most adamantine)
Made of adamant, or having the qualities of adamant; incapable of being broken, dissolved, or penetrated.
Like the diamond in hardness or luster.
• amantadine, diamantane
Source: Wiktionary
Ad`a*man"tine, a. Etym: [L. adamantinus, Gr.
1. Made of adamant, or having the qualities of adamant; incapable of being broken, dissolved, or penetrated; as, adamantine bonds or chains.
2. (Min.)
Definition: Like the diamond in hardness or luster.
Source: Webster’s Unabridged Dictionary 1913 Edition
17 March 2025
(noun) magnet made of a substance whose magnetization is proportional to the strength of the magnetic field applied to it
In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.