monoacid

adjective Also monacidic.

1. having one replaceable hydrogen atom or hydroxyl radical.
2. capable of reacting with only one equivalent weight of an acid.

noun

3. an acid having one replaceable hydrogen atom.

adjective

1. chem (of a base) capable of reacting with only one molecule of a monobasic acid; having only one hydroxide ion per molecule

n.

1. An acid having one replaceable hydrogen atom.