Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

stepsister

play
noun step·sis·ter \ˈstep-ˌsis-tər\

Simple Definition of stepsister

  • : the daughter of your stepmother or stepfather

Source: Merriam-Webster's Learner's Dictionary

Full Definition of stepsister

  1. :  a daughter of one's stepparent by a former partner

15th Century

First Known Use of stepsister

15th century



Seen and Heard

What made you want to look up stepsister? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to eat gluttonously or ravenously

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry oily prompt maudlin
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ