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n. pl. al·loch·thons or al·loch·tho·nes (-thə-nēz′) 1. One that originated or was formed in a place other than where it is found, especially a rock formation that has been displaced. 2. A member of a human population that relocated or was displaced from a particular area. 3. Ecology A plant or animal that is not indigenous. [German : allo-, allo- (from Greek, from allos, other; see al-1 in the Appendix of Indo-European roots) + Greek khthōn, earth; see dhghem- in the Appendix of Indo-European roots.] |
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