1. of, relating to, or containing manganese
Usage: chemistry; geology

Examples

• The manganesian ore was rich in valuable minerals.
• Scientists analyzed the manganesian compounds in the rock sample.
• The manganesian nodules were found on the ocean floor.
• Industrial processes often require manganesian materials.
• The geologist identified manganesian deposits in the mine.
• Manganesian alloys are used in steel production.