variac

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/ˈvɛəɹiˌæk/

noun

A type of variable autotransformer in which the output voltage is varied by twisting a dial.

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Meanings

nounvariac (plural variacs)

plural variacs

  1. A type of variable autotransformer in which the output voltage is varied by twisting a dial.

Origin

From the trademark Variac, presumably from variable AC.

Full word history & related roots →

Rhymes & wordplay

Anagrams

caviarvicaraCraivaAvaric
Cite this entry
APA

variac. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/variac

MLA

“variac.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/variac. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “variac,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/variac.

Source: variac on Wiktionary, CC BY-SA 4.0.