Synonym: cause, derivation, origin, source. Antonym: branch. Similar words: roots, uproot, rooted, rooting, rootless, take root, beetroot, grass roots. Meaning: [ruːt] 
n. 1. (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 2. (linguistics) the form of a word after all affixes are removed 3. the place where something begins, where it springs into being 4. a number that when multiplied by itself some number of times equals a given number 5. the set of values that give a true statement when substituted into an equation 6. someone from whom you are descended (but usually more remote than a grandparent) 7. a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes 8. the part of a tooth that is embedded in the jaw and serves as support. v. 1. take root and begin to grow 2. come into existence, originate 3. plant by the roots 4. dig with the snout 5. take sides with; align oneself with; show strong sympathy for 6. become settled or established and stable in one's residence or life style 7. cause to take roots.
n. 1. (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 2. (linguistics) the form of a word after all affixes are removed 3. the place where something begins, where it springs into being 4. a number that when multiplied by itself some number of times equals a given number 5. the set of values that give a true statement when substituted into an equation 6. someone from whom you are descended (but usually more remote than a grandparent) 7. a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes 8. the part of a tooth that is embedded in the jaw and serves as support. v. 1. take root and begin to grow 2. come into existence, originate 3. plant by the roots 4. dig with the snout 5. take sides with; align oneself with; show strong sympathy for 6. become settled or established and stable in one's residence or life style 7. cause to take roots. 
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121. The talented artist carved an interesting decoration from this piece of tree root.
122. A competent mechanic should be able to get to the root of the problem .
123. Money is often said to be the root of all evil.
124. This week I got root beer.
125. The cube root of 64 is 4.
126. Root threw me a fast ball.
127. The root of suffering is attachment. Buddha 
128. Ignorance, the root and the stem of every evil. Plato
129. Propagation is by cuttings, which root and develop rapidly.
130. The square root of 144 is 12.
131. Faith in collective bargaining could not take root.
132. The square root of 16 is 4.
133. But we can be smarter about creating the conditions that enable such systems to take root.
134. The main inhibitors to progress, and the root causes of fear, can include: Unrealistic personal goals and expectations.
135. Jungle herbs and cassava root chips', was all I was told.
136. The root of all superstition is that men observe when a thing hits, but not when it misses. Francis Bacon
137. But such an approach is a classic example of treating symptoms of organizational dysfunction, rather than its root causes.
138. Some method is then used to derive the syntactic representation for the derivative form from combining the root form and the affix.
139. Biblical writings, which lie at the root of Western culture, make numerous mention of portents in the heavens.
140. He said his uncle kept him too busy with the root beer concession.
141. Money is the root of all evil, and yet it is such a useful root that we cannot get on without it any more than we can without potatoes. Louisa May Alcott
142. New plants arise vegetatively from dormant buds on the short upright rhizome of the main root.
143. In well lighted places they are not able to resist competition from other plants, their root absorption being inadequate.
144. Admittedly, the back condition responsible is partly congenital, but that can not disguise the root cause, namely over-use.
144. Sentencedict.com is a online sentence dictionary, on which you can find good sentences for a large number of words.
145. The root cause of the current energy crisis is that we simply use too much energy.
146. Less threatening contents named by Mr Milburn included sucrose, cocoa, butter, liquorice root and citric acid.
147. Firms connected with Brown and Root did even better, increasing in value an average of 1. 64 percent.
148. Early drilled crops have a greater and earlier nutrient demand and their root systems can cope better, he said.
149. Negative thinking is subtle and deceptive. It wears many faces and hides behind the mask of excuses. It is important to strip away the mask and discover the real, root emotion. Robert H. Schuller
150. Health promotion - keeping people healthy, and treating the root causes of ill health.