Definitions

1. noun

A symbiotic association between the fungal hyphae of a fungus and the roots of a plant, the fungus obtaining carbohydrates from the plant while the plant benefits from improved water and nutrient uptake.

“The researcher studied the effects of mycorhiza on plant growth in arid environments.”

2. noun

A mass of fungus that has grown into the tissues of a plant root, often improving soil quality and aiding nutrient absorption.

“The gardener noticed a mycorhiza forming on the roots of her prize-winning orchid.”