I. Mar‧co‧ni /mɑːˈkəʊni $ mɑːr-/ trademark
a company which makes electrical, electronic, and telecommunications products. Since 2005 it has been part of the Marconi company.

[TahlilGaran] Dictionary of Contemporary English ▲

II. Marconi, Gu‧gliel‧mo /ɡʊlˈjelməʊ/
(1874–1937) an Italian electrical engineer who is generally thought of as the inventor of radio. He invented the method of sending radio signals called ‘wireless telegraphy’. Before this, it had only been possible to send messages along wires. He won the Nobel Prize for Physics in 1909.

[TahlilGaran] Dictionary of Contemporary English ▲