block copolymer

noun

: a copolymer that is made up of a series of blocks of simpler polymers
The Akron polymer system is essentially an extension of a block copolymer of styrene and dienes (e.g., isoprene, butadiene) developed in the early 1960s …Chemical Week

Example Sentences

Recent Examples on the Web The electrolyte itself is what's called a block copolymer. John Timmer, Ars Technica, 6 July 2022 For the block copolymer, the second block was a hydrocarbon with most of the hydrogens swapped out for fluorine atoms. John Timmer, Ars Technica, 6 July 2022

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'block copolymer.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1954, in the meaning defined above

Time Traveler
The first known use of block copolymer was in 1954

Dictionary Entries Near block copolymer

Cite this Entry

“Block copolymer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/block%20copolymer. Accessed 1 Feb. 2023.

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