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random coil

American  

noun

random coils plural
  1. Biochemistry. a polymer chain whose segments are bonded to adjacent units but have random orientations.


random coil Scientific  
  1. A sequence of amino acids that has neither alpha-helical nor beta-sheet structure. Proteins consisting of alpha helixes or beta sheets are reduced to random coils upon denaturing.

  2. Compare alpha helix beta sheet


Other Word Forms

Noun Inflected Forms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Earlier this month, the Chicago Sun-Times ran a random photo of commuters in Tokyo to illustrate a story about a new coronavirus variant.

From Los Angeles Times • Mar. 28, 2022

It’s called “On This Day,” and allows users to share a random photo they posted on the same calendar date in the past.

From The Verge • Oct. 10, 2019

“Sometime, a person would only have a random photo they knew was taken somewhere in Plymouth County,” she said.

From Washington Times • Mar. 29, 2015

Maybe you'll think of him in a different light, though, when you check out this wonderfully random photo of Suh, Warren Buffett and Kathy Ireland putting indoor: Nope, he's still pretty tough to root for.

From Golf Digest • Oct. 16, 2013

It comes with nifty features like beautiful timeline organizer for photos, random photo shuffler, and private / public shares.

From Forbes • Dec. 18, 2012

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