- pertaining to molecules composed of long chains of atoms, or polymers composed of long chains of monomers.
Origin of long-chain
First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for long-chain
And the woman in the blue smock, beside him, worked in organic chemistry; see the diagrams of long-chain molecules behind her.Omnilingual
H. Beam Piper
- chem having a relatively long chain of atoms in the molecule