stepsister
Stepsister (noun) means a girl or woman who is the daughter of your stepparent from an earlier relationship, and to whom you're not related by blood. Example: “My stepsister moved in with us after my dad remarried.”
How to use stepsister
Learner’s notesIn plain EnglishA stepparent's daughter, who joins your family through marriage rather than birth.
Don't mix this up with a half-sister, who shares one biological parent with you.
Word forms
- Plural
- stepsisters
Fill the gap
Can you complete this real example?
My _____ moved in with us after my dad remarried.
Etymology
From step- (used for family members gained through remarriage) plus sister.