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long-chain

[ lawng-cheyn, long- ]

adjective

Chemistry.
  1. pertaining to molecules composed of long chains of atoms, or polymers composed of long chains of monomers.


long-chain

adjective

  1. chem having a relatively long chain of atoms in the molecule
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of long-chain1

First recorded in 1925–30
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Example Sentences

Short-chain PFAS, some of which can be toxic at low doses, are becoming more prevalent as many manufacturers use them as a replacement for the long-chain compounds.

At the time, the thinking was that short-chain chemicals were safer; testing and scientific study into long-chain chemicals was more extensive.

By subjecting nitrogen and methane gases to light and radiation, they produced sticky grains made up of long-chain carbon-based molecules.

He hypothesized that the long-chain molecules were created in the atmospheres of carbon-rich red giant stars.

Sardines, oysters, mussels, wild salmon and cod are sources of long-chain omega-3 fatty acids that are essential for brain health.

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