co-grandparent

Noun

Meaning

co-grandparent (plural co-grandparents)

The parent of one's son- or daughter-in-law, as a common grandparent to one's children.

Source: en.wiktionary.org

Synonyms

co-parent-in-law

Close letter words and terms

co-grandfather co-grandfather-in-law co-grandmother co-Heyting algebra co-host co-husband