G0226900 (grănd′pâr′ənt, -păr′-, grăn′-)n. A parent of one's mother or father; a grandmother or grandfather.grand′pa·ren′tal(-pə-rĕn′tl) adj.grand′par′ent·hood′ n.
grandparenthood
(ˈɡrændˌpɛərənthʊd; ˈɡrænˌpɛərənthʊd) nthe state of being a grandparentThesaurusSeegrandparent