Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “stepsister”

stepsister

noun [C]     /ˈstepˌsɪs.tər/ US  /-tɚ/
not your parents ' daughter , but the daughter of a person one of your parents has married → Compare half-sisterNon-blood relations
(Definition of stepsister noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of stepsister

Definitions of “stepsister” in other dictionaries

Word of the Day

tie the knot

to get married

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More