pol·y·pro·tic 
(pŏl′ē-prōtĭk)
(pŏl′ē-prōtĭk)adj.
Of or relating to an acid that can donate more than one proton to a base.
[POLY- + PROT(ON) + -IC.]
- unchallengeably
- unchangeability
- unchangeable
- unchangeableness
- unchangeably
- unchanging
- unchangingly
- unchangingness
- uncharacteristic
- uncharacteristically
- uncharged
- uncharitable
- uncharitableness
- uncharitably
- uncharted
- unchaste
- unchastely
- unchastity
- unchecked
- unchristian
- unchurch
- unchurched
- unci
- uncial
- unciform