ZWITTERIONIC

- Of a pertaining to a zwitterion

Z10 - W4 - I1 - T1 - T1 - E1 - R1 - I1 - O1 - N1 - I1 - C3 has 26 points in Scrabble!

Z10 - W4 - I1 - T1 - T1 - E1 - R1 - I1 - O1 - N2 - I1 - C4 has 28 points in Words with Friends!

Found in the OTCWL2014, SOWPODS, ENABLE, and WWF dictionaries