zwitterion

[ tsvit-er-ahy-uh n ]
/ ˈtsvɪt ərˌaɪ ən /

noun Physical Chemistry.

an ion with both a positive and a negative charge.

Nearby words

  1. zwingli,
  2. zwingli, huldreich,
  3. zwinglian,
  4. zwischenzug,
  5. zwitter hypothesis,
  6. zwolle,
  7. zworykin,
  8. zworykin, vladimir kosma,
  9. zyban,
  10. zydeco

Origin of zwitterion

< German Zwitterion (1897), equivalent to Zwitter hybrid, hermaphrodite + Ion ion

Related formszwit·ter·i·on·ic [tsvit-er-ahy-on-ik] /ˌtsvɪt ər aɪˈɒn ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for zwitterionic

zwitterion

/ (ˈtsvɪtərˌaɪən) /

noun

chem an ion that carries both a positive and a negative charge
Derived Formszwitterionic (ˌtsvɪtəraɪˈɒnɪk), adjective

Word Origin for zwitterion

C20: from German Zwitter hermaphrodite + ion

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

Medicine definitions for zwitterionic

zwitterion

[ zwĭtər-ī′ən, swĭt-, tsvĭt- ]

n.

dipolar ion
Related formszwit′ter•i•onic (-ī-ŏnĭk) adj.


The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.