rhīˈzic adjective

Of the root of an equation

rhīˈzine /-zin/ noun

A lichen rhizoid

rhizōˈbium noun (pl rhizōˈbia)

A bacterium of the Rhizobium genus of bacteria, important in nitrogen fixation by leguminous plants

rhīˈzocarp noun

1. (Gr karpos fruit) a water fern or heterosporous fern
2. A plant with sporangia on rootlike processes
3. A perennial herb
4. A plant fruiting underground

rhīzocarˈpic or rhīzocarˈpous adjective

rhīˈzocaul noun

(Gr kaulos stalk) the rootlike stalk of a hydrozoan colony

Rhīzocephˈala plural noun

(Gr kephalē head) an order of Cirripedes parasitic on crabs

rhīzogenˈic, rhīzogenetˈic or rhīzogˈenous adjective

Producing roots

rhīˈzoid noun

A short hairlike organ in the lower plants, serving as a root

rhīzoiˈdal adjective

rhīzōˈmatous adjective

rhīˈzome noun

(Gr rhizōma a root-mass) a rootstock, an underground stem producing roots and leafy shoots

rhīˈzomorph noun

(Gr morphē form) a rootlike mass of fungal hyphae

rhīzomorphˈous adjective

Having the form of a root

rhīzophˈagous adjective

Root-eating

rhīzophˈilous adjective

Growing on roots

Rhīzophˈora noun

The mangrove genus, with great development of aerial roots, giving name to the family Rhizophorāˈceae

rhīˈzophore noun

A root-bearing structure, esp in Selaginella

rhīˈzoplane noun

The surface of a root together with the soil adhering to it

rhīˈzopod noun

Any member of the Rhīzopˈoda, protozoa with rootlike pseudopodia

rhīˈzopus noun

A mould of the Rhizopus genus

rhīˈzosphere noun

The region in the soil surrounding a plant's root system, affected by its excretions and characterized by considerable microbiological activity