zwitterion

noun zwit·ter·ion \ˈtsvi-tər-ˌī-ˌän also ˈzwi-\

Definition of ZWITTERION

: a dipolar ion

— zwit·ter·ion·ic \ˌzwi-tər-ī-ˈä-nik, ˌswi-\ adjective

German, from Zwitter hybrid (from Old High German zwitaran, from zwi-) + Ion ion — more at twi-

First Known Use: 1906

Medical Dictionary

noun zwit·ter·ion \ˈtsvit-ər-ˌī-ˌän also ˈzwit-\

: a dipolar ion

—zwit·ter·ion·ic \ˌtsvit-ər-ī-ˈän-ik\ adjective

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