DictionarystepsonSpouse's son
noun

stepson

STEP-sun/ˈstepsʌn/

A son of one's spouse from another relationship.

The mother's son becomes her new husband's stepson when they marry.

stepson — a son of one's spouse from another relationship.
Etymology

The prefix attached to 'son' is presumed originally to have connoted loss and appeared in words for orphans. Its meaning shifted to relationship through a parent's remarriage, eventually losing the implication that a parent had died.

In context

History Before Sleep24:36
Your stepson, John's son from his first marriage, is now the legal owner of the remaining twothirds of the estate.
🏰🌾 Money, PROPERTY & WIDOWS — Women’s Rights in the Middle Ages | History For Sleep

More examples

  • Her stepson is her husband's son from an earlier relationship.
  • Both of his stepsons attend the same school.
  • She proudly introduces her stepson to her coworkers.

Forms

stepson · stepsons

Similar words

stepchild
Stepchild can refer to a spouse's son or daughter.
son
Son alone does not indicate a relationship through marriage.