energetics

[en-er-jet-iks]

noun

(used with a singular verb)

1. the branch of physics that deals with energy.

energetics

/ ˌɛnəˈdʒɛtɪks /

noun

1. (functioning as singular) the branch of science concerned with energy and its transformations

Other Word Forms

• energeticist noun
• energetistic adjective

Word History and Origins

Origin of energetics¹

First recorded in 1850–55; energetic, -ics