別の表記

• side chain

語源

side +‎ chain.

名詞

sidechain ‎(複数形 sidechains)

1. (有機化学) A part of an organic molecule that is attached to a core structure.

同意語

• R group

上位語

• chain

名詞

side chain (複数形 side chains)

1. (organic chemistry) That part of a molecule attached to some core structure; a radical.
2. (biochemistry) Any of the variable parts of amino acids that extend from the peptide backbone in proteins; they are referred to as R-groups, which branch off the backbone at the alpha carbon (Cα).
3. (audio) Auxiliary audio input fed to a synthesizer etc. and used to selectively trigger an effect.
4. (cryptocurrencies) A separate blockchain attached to a parent blockchain (mainchain) to extend its functionalities.

   Synonym: childchain

   • 2015, Nathaniel Popper, “Epilogue”, in Digital Gold, first edition, New York: Harper, →ISBN, OCLC 903213020:

     The Blockstream developers, meanwhile, were accused of working for the interests of their company, Blockstream, rather than the good of Bitcoin as a whole. Their company, after all, proposed breaking many smaller transactions off onto so called sidechains that would occasionally link back up with the main Bitcoin blockchain, […]

   • 2021, H. Kent Baker; Ehsan Nikbakht; Sean Stein Smith, The Emerald Handbook of Blockchain for Business, Emerald Group Publishing, →ISBN, page 179:

     A sidechain does not have a native token but rather creates a two-way peg or a 1:1 peg between bitcoin (tokens) and the “pegged bitcoin” on the sidechain.

5. (rail transport) On some railways, a chain fitted on both sides of a centre coupler or buffer at each end of a rail vehicle, which has a hook for connection to a corresponding chain on the next vehicle in a train. ^[1]
   • 1946 May and June, “The Why and The Wherefore: Miscellanea”, in Railway Magazine, pages 197-198:

     When the screw coupling replaced the old chain couplings on passenger stock, the latter were retained and still coupled up to prevent severance of a train in the event of a screw coupling breaking. The contingency is so remote, however, that the side chains have been abolished.

動詞

side chain (三人称単数 現在形 side chains, 現在分詞 side chaining, 過去形および過去分詞形 side chained)

1. (audio) To use auxiliary audio input in that manner.

参照