The usually underground portion of a plant that lacks buds, leaves, or nodes and serves as support, draws minerals and water from the surrounding soil, and sometimes stores food.noun
Any of various other underground plant parts, especially an underground stem such as a rhizome, corm, or tuber.noun
The embedded part of an organ or structure such as a hair, tooth, or nerve, that serves as a base or support.noun
The bottom or supporting part of something.noun
The essential part or element; the basic core.noun
A primary source; an origin. synonym: origin.noun
A progenitor or ancestor from which a person or family is descended.