Meaning

noun a unit of magnetic flux density equal to one weber per square meter

noun United States electrical engineer and inventor (born in Croatia but of Serbian descent) who discovered the principles of alternating currents and developed the first alternating-current induction moto

originBorrowed from Serbo-Croatian Tesla /Тесла, from Proto-Slavic *tesla. Cognate with German Dechsel, Dutch dissel, Russian тесло́ (tesló), Polish ciosła, Latin tēla. Doublet of tela and toile. The noun sense is from the automotive company Tesla, Inc., which was named as a tribute to Nikola Tesla.

Etymology from Wiktionary, CC BY-SA 3.0