nonpreservation en · NOUN
Etymology
From non- + preservation.
Meanings
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(uncountable) Failure to preserve or be preserved
We consider a hypothesis of missing diversity plausible if the probability of complete nonpreservation of the group is at least 0.5.
1999 February 26, Mike Foote et al., “Evolutionary and Preservational Constraints on Origins of Biologic Groups: Divergence Times of Eutherian Mammals”, in Science, volume 283, number 5406, →DOI, pages 1310–1314: