A ring of metal wire looped almost twice about, as a keyring.
Definition source: English Wiktionary via Wiktextract
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Either of a pair of concentric metallic rings with slits on opposite sides, used in split-ring resonators.
Definition source: English Wiktionary via Wiktextract
Topics: business, electrical-engineering, electricity, electromagnetism, electronics, energy, engineering, natural-sciences, physical-sciences, physics
No example sentence was provided for this meaning.
Meaning relationships
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Antonyms: none provided