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photovoltaics

[ foh-toh-vohl-tey-iks ]
/ ˌfoʊ toʊ voʊlˈteɪ ɪks /
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noun Physics.

(used with a singular verb) a field of semiconductor technology involving the direct conversion of electromagnetic radiation as sunlight, into electricity.
(used with a plural verb) devices designed to perform such conversion.

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The rainy weather could not ________ my elated spirits on my graduation day.

Origin of photovoltaics

First recorded in 1975–80; see origin at photovoltaic, -ics
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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