AEOLIPILES

Noun

aeolipiles

plural of aeolipile

Source: Wiktionary


AEOLIPILE

Æ*ol"i*pile, Æ*ol"i*pyle, n. Etym: [L. aeolipilae; Aeolus god of the winds + pila a ball, or Gr. i. e., doorway of Æolus); cf. F. éolipyle.]

Definition: An apparatus consisting chiefly of a closed vessel (as a globe or cylinder) with one or more projecting bent tubes, through which steam is made to pass from the vessel, causing it to revolve. [Written also eolipile.]

Note: Such an apparatus was first described by Hero of Alexandria about 200 years b. c. It has often been called the first steam engine.

Source: Webster’s Unabridged Dictionary 1913 Edition



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4 March 2025

HYDRAULIC

(adjective) moved or operated or effected by liquid (water or oil); “hydraulic erosion”; “hydraulic brakes”


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In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.

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