Phrase guide

Tesla coil

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A type of resonant transformer circuit used to produce high-voltage, low-current, high-frequency alternating-current electricity.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a step-up transformer with an air core; used to produce high voltages at high frequencies

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: transformer

History

Etymology

From the inventor Nikola Tesla, around 1891.

Across languages

Translations

9 source translations are retained for this English entry.

  • Bulgarian: бобина на Тесла (bobina na Tesla) — resonant transformer circuit
  • Chinese Mandarin: 特斯拉線圈 /特斯拉线圈 (Tèsīlā xiànquān) — resonant transformer circuit
  • Finnish: teslamuuntaja — resonant transformer circuit
  • French: bobine Tesla — resonant transformer circuit
  • German: Teslaspule — resonant transformer circuit
  • Japanese: テスラコイル (Tesura-koiru) — resonant transformer circuit
  • Mongolian: Теслагийн ороомог (Teslagiin oroomog) — resonant transformer circuit
  • Russian: кату́шка Те́слы (katúška Tɛ́sly) — resonant transformer circuit
  • Turkish: Tesla bobini — resonant transformer circuit