plural of root vegetable

The root of a plant used as an edible vegetable, such as the carrot, potato, or onion.

Alternative spelling of arrowroot

The root of Oldenlandia umbellata, native to India, which yields a durable red dyestuff.

The bark from the roots of a woody plant.

(neuroanatomy) The one of the two roots of a spinal nerve that passes dorsally to the spinal cord and consists of sensory fibers

(archaic) Synonym of mangelwurzel

plural of root nodule

Synonym of Jack-in-the-pulpit (“the plant Arisaema triphyllum”)

(botany) A lump found on the roots of some plants, primarily legumes, that forms a symbiosis with nitrogen-fixing bacteria known as rhizobia, allowing the plant to obtain nitrogen directly from the atmosphere, which most plants cannot do.