- Selection will root out such organism .
- Much of america was rooting for us .
- The pigs were grubbing around for roots .
- The love of money is the root of all evil .
- Some quadratic equations have no real roots .
- the part of a tooth that is embedded in the jaw and serves as support
- (linguistics) the form of a word after all affixes are removed; "thematic vowels are part of the stem"
同义词：root word, base, stem, theme, radical
- a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes
- the set of values that give a true statement when substituted into an equation
- the place where something begins, where it springs into being; "the Italian beginning of the Renaissance"; "Jupiter was the origin of the radiation"; "Pittsburgh is the source of the Ohio River"; "communism''s Russian root"
同义词：beginning, origin, rootage, source
- someone from whom you are descended (but usually more remote than a grandparent)
同义词：ancestor, ascendant, ascendent, antecedent
- (botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
- a number that, when multiplied by itself some number of times, equals a given number
- take root and begin to grow; "this plant roots quickly"
- cause to take roots
- become settled or established and stable in one''s residence or life style; "He finally settled down"
同义词：settle, take root, steady down, settle down
- dig with the snout; "the pig was rooting for truffles"
- plant by the roots
- come into existence, originate; "The problem roots in her depression"
In vascular plants, the root is the organ of a plant that typically lies below the surface of the soil. However, this is not always the case, a root can also be aerial (growing above the ground) or aerating (growing up above the ground or especially above water).