adj. Containing manganese in its higher oxidation states.
the GNU version of the Collaborative International Dictionary of English
adj. Of, pertaining to resembling, or containing, manganese; specif., designating compounds in which manganese has a higher valence as contrasted with manganous compounds. Cf. manganous.
The Century Dictionary and Cyclopedia
Containing manganese: in chemistry, specifically applied to compounds in which each manganese atom is regarded as quadrivalent. Also manganesic.
Relating to the form of civilization in which machinery is used: opposed to naturistic, 2.
Word Usage
"In connection with the medicinal applications of manganese it may be mentioned that manganic acid is the agent employed in Dr. Angus"