stepsister

英[ˈstepsɪstə(r)]美[ˈstepsɪstər]

n.（继父与其前妻或继母与其前夫所生的）姐姐，妹妹；

复数：stepsisters;

例句

She was also going to have a new stepsister.她也将有个新姐姐.

同义词

stepsister的同义词之：

柯林斯高阶英汉双解学习词典释义

N-COUNT

继姐;继妹

Someone's stepsister is the daughter of their stepfather or stepmother.

英英词典释义

Noun

1. a sister who has only one parent in common with you