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| the place where something begins, where it springs into being | |||
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| the part of a tooth that is embedded in the jaw and serves as support | |||
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| [in 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 | |||
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| a number that, when multiplied by itself some number of times, equals a given number |