What is another word for root hair?
Pronunciation: [ɹˈuːt hˈe͡ə] (IPA) 
Root hair is a term used in botany to describe a small, elongated outgrowth of a plant's root. However, there are several synonyms for the term root hair that also refer to this feature on plant roots. Some of the other commonly used terms include root filament, rootlet, and rootlet hair, all of which describe the slender, delicate structure that extends from the surface of the root. Other terms that can be used synonymously with root hair include rhizoid, radicula, and pilus, which have similar meanings but are more commonly used to describe other aspects of plant anatomy and biology. Regardless of the terminology used, these structures are essential for the absorption of nutrients and water from the soil by plant roots.
