Keychain

//ˈkiːˌt͡ʃeɪn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A chain or ring to which a key may be attached.
  2. 2
    An ornamental piece holding such a chain or ring.
  3. 3
    A digital repository for the storage of cryptographic keys.

Example

More examples

"Mary took the key from the keychain and handed it to Tom. He was now the owner of her little house."

Etymology

From key + chain.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.