also: ひこまご · ひいまご
noun
great-grandchild
Refers to the child of one's grandchild; a straightforward kinship term.
彼女は初めてのひ孫の誕生を喜んだ。
She was delighted at the birth of her first great-grandchild.
Standard kanji spelling using 曾; also read そうそん.
Common mixed kanji-kana spelling; uses ひ for the first part.
Rare mixed spelling using the older reading ひこまご.
Search-only form; not a standard spelling.
Compound of ひ (great-) + 孫 (grandchild). The prefix ひ indicates a further generation removed.