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straight-chain

[streyt-cheyn] /ˈstreɪtˈtʃeɪn/
noun, Chemistry
1.
an open chain of atoms, usually carbon, with no side chains attached to it.
Also called straight chain.
Compare branched chain.
Origin
1925-1930
1925-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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