straight-chain

[ streyt-cheyn ]
/ ˈstreɪtˈtʃeɪn /

noun Chemistry.

an open chain of atoms, usually carbon, with no side chains attached to it.

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orchard
Also called straight chain.

Origin of straight-chain

First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020