root (Noun) — (botany) the usually underground organ that lacks buds, leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground.
root (Noun) — The place where something begins, where it springs into being. ex. "communism's Russian root"
root (Noun) — (linguistics) the form of a word after all affixes are removed. ex. "thematic vowels are part of the root"
root (Noun) — A number that, when multiplied by itself some number of times, equals a given number.
root (Noun) — The set of values that give a true statement when substituted into an equation.
root (Noun) — Someone from whom you are descended (but usually more remote than a grandparent).
root (Noun) — A simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes.
root (Noun) — The part of a tooth that is embedded in the jaw and serves as support.
root (Noun) — Slang for sexual intercourse.
root (Noun) — (computing) the highest directory of a directory structure.
root (Verb) — Take root and begin to grow. ex. "this plant roots quickly"
root (Verb) — Come into existence, originate. ex. "The problem roots in her depression"
root (Verb) — Plant by the roots.
root (Verb) — Dig with the snout. ex. "the pig was rooting for truffles"
root (Verb) — Become settled or established and stable in one's residence or life style. ex. "He finally rooted down"
root (Verb) — Cause to take roots.
root (Verb) — Have sexual intercourse.