(じっし)

じっし
noun
one's own child; biological child
1. one's own child; biological child; natural child
A child who is biologically related to their parent, as opposed to an adopted or step-child. A legal and formal term.
実子(じっし)養子(ようし)区別(くべつ)はない。
There is no distinction between biological and adopted children.
法律上(ほうりつじょう)実子(じっし)養子(ようし)(おな)相続権(そうぞくけん)()つ。
Legally, both biological and adopted children have the same inheritance rights.
(かれ)実子(じっし)のように可愛(かわい)がっている養子(ようし)がいる。
He has an adopted child whom he cherishes as if they were his own.

A formal/legal term for a biological child. In everyday conversation, people would simply say 自分(じぶん)() (one's own child). 実子(じっし) appears primarily in legal, medical, and formal contexts.

HOMOPHONE NOTE:
Not to be confused with 実施(じっし) (implementation, carrying out), which has the same reading.

COMMON COLLOCATIONS:

  • 実子(じっし)養子(ようし): biological and adopted children
  • 実子(じっし)のように: as if one's own child
  • 実子(じっし)同様(どうよう): same as a biological child

RELATED TERMS:

  • 養子(ようし): adopted child
  • 継子(ままこ): stepchild
  • 里子(さとご): foster child
  • 実親(じつおや): biological parent
  • 養親(ようしん): adoptive parent