rhizoid

adjective

1. rootlike.

noun

2. (in mosses, ferns, etc.) one of the rootlike filaments by which the plant is attached to the substratum.

noun

1. any of various slender hairlike structures that function as roots in the gametophyte generation of mosses, ferns, and related plants

adj.

“root-like,” 1858, from Greek rhiza “root,” literal and figurative (see rhizome) + -oid. As a noun from 1875.

adj.

1. Rootlike.
2. Having irregular branching. Used of a form of bacterial growth.

n.

1. A slender rootlike filament by which mosses, liverworts, and fern gametophytes attach to the substratum and absorb nourishment.
2. A rootlike extension of the thallus of a fungus.

1. A slender, rootlike filament by which mosses, liverworts, and the gametophytes of ferns attach themselves to the material in which they grow.
2. A branching, rootlike extension by which algae and fungi absorb water and nutrients.