dipolar ion

[ dī-pōlər ]

n.

An ion having both a negative and a positive charge, each localized at a different point in the molecule, which thus has both positive and negative poles.zwitterion

QUIZZES

CAN YOU GUESS THESE WORDS FROM AROUND THE US?

American English is not always as it appears to be ... get to know regional words in this quiz!
Question 1 of 10
A bet is synonymous with a wager, but what does it mean in New York?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.