In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.
LOUDSPEAKER
loudspeaker, speaker, speaker unit, loudspeaker system, speaker system
(noun) electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
Source: WordNet® 3.1
Etymology
Noun
loudspeaker (plural loudspeakers)
An electromechanical transducer that converts an electrical signal into audible sound.
An encasing containing one or more loudspeaker devices and usually other electrical equipment such as a driver.
Synonyms
• (electromechanical transducer): speaker
• (encasing containing loudspeakers): speaker enclosure, loudspeaker cabinet, speaker enclosure, loudspeaker enclosure
Source: Wiktionary
Recent Word Finds
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PRESENTATION
(noun) (obstetrics) position of the fetus in the uterus relative to the birth canal; “Cesarean sections are sometimes the result of abnormal presentations”
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