noun, noun which may take the genitive case particle 'no'
allopatry; heterotopy; heterotopia; allopatric; aberrant
Technical term used in biology and medicine. In biology, refers to species occurring in separate, non-overlapping geographical areas (allopatry). In medicine, describes tissue or organs located in an abnormal position (heterotopia). The adjective form 'allopatric' and 'aberrant' are also covered.
Allopatric speciation occurs due to geographical isolation.
Heterotopic gray matter is a type of brain malformation.
From 異所 (いしょ, 'different place') + 性 (せい, '-ness, nature'). The exact historical derivation is uncertain; the term is a modern technical coinage.