relict(redirected from Relictual taxa)
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Related to Relictual taxa: Relict species
1. Ecology A species that inhabits a much smaller geographic area than it did in the past, often because of environmental change.
2. Something that has survived; a remnant.
3. Law A widow or widower.
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Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005