51³Ô¹Ï

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zwitterion

[ tsvit-er-ahy-uhn ]

noun

Physical Chemistry.
  1. an ion with both a positive and a negative charge.


zwitterion

/ ˌtsvɪtəraɪˈɒnɪk; ˈtsvɪtərˌaɪən /

noun

  1. chem an ion that carries both a positive and a negative charge
“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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Derived Forms

  • zwitterionic, adjective
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Other 51³Ô¹Ï Forms

  • ³ú·É¾±³Ù·³Ù±ð°ù·¾±Â·´Ç²Ô·¾±³¦ [tsvit-er-ahy-, on, -ik], adjective
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51³Ô¹Ï History and Origins

Origin of zwitterion1

< German Zwitterion (1897), equivalent to Zwitter hybrid, hermaphrodite + Ion ion
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51³Ô¹Ï History and Origins

Origin of zwitterion1

C20: from German Zwitter hermaphrodite + ion
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Example Sentences

Examples have not been reviewed.

After 14 rounds of words like “probouleutic†and “zwitterion†and “schistorrhachis,†Dev Shah, an eighth grader from Florida, had to wait through one more commercial break.

From

He won after 14 rounds including words like “probouleutic†and “zwitterion†and “schistorrhachis.â€

From

After 14 rounds of words like “probouleutic†and “zwitterion†and “schistorrhachis,†Dev Shah, an eighth grader from Florida, reached the apotheosis of his craft, correctly spelling “psammophile†to win the Scripps National Spelling Bee on Thursday night.

From

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