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1. Occupying the same or overlapping geographic areas. Used of organisms, especially populations of the same or closely related species.
2. Occurring among populations having such a distribution: sympatric speciation.

[syn- + Greek patrā, fatherland (from patēr, patr-, father; see pəter- in Indo-European roots) + -ic.]

sym·pat′ri·cal·ly adv.
sym′pat·ry (sĭm′păt′rē, -pə-trē) n.


(Biology) the occurrence of sympatric organisms
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sympatry - the occurrence of organisms in overlapping geographical areas, but without interbreeding
occurrence - an instance of something occurring; "a disease of frequent occurrence"; "the occurrence (or presence) of life on other planets"
allopatry - the occurrence of related organisms in separate geographical areas with no overlap
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