Medical Dictionary
hydroxide
noun hy·drox·ide \hī-ˈdräk-ˌsīd\
Medical Definition of HYDROXIDE
1
: the monovalent anion OH− consisting of one atom of hydrogen and one of oxygen—called also hydroxide ion
2
: an ionic compound of hydroxide with an element or group
Seen & Heard
What made you want to look up hydroxide? Please tell us where you read or heard it (including the quote, if possible).