recohabitation en · NOUN
Etymology
re- + cohabitation
Meanings
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(uncountable) Cohabitation again, after a period of living apart.
Indeed, the death of a spouse appears to be one of the catalysts of recohabitation. The average age of parents is slightly lower in cases of recohabitation.
1996, Howard Litwin, The Social Networks of Older People: A Cross-National Analysis, page 46: