ῥίζωμα

ατος, τό
A. the mass of roots of a tree, Thphr. CP 3.3.4.
II. element, τέσσαρα μὲν πάντων ῥιζώματα πρῶτον ἄκουε Emp. 6.1; ἀενάου φύσεως ῥ. Pythag. 15.
2. stem, race, A. Th. 413; θείων δ’ ἀπ’ ἀμφοῖν ἔκγονον ῥιζωμάτων, i.e. on the side of both parents, Theodect. 3.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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