Definition, synonyms and related words
plural of sister
"The two sisters arrived at the reunion wearing matching dresses."
In plain English: Sisters are two female siblings who share at least one parent.
"My sisters and I always go to the beach together on vacation."
Third-person singular simple present indicative form of sister
"She sisters her brother every weekend by helping him study for his exams."
In plain English: To sisters means to treat someone with the same closeness and care that you show your own sister.
"The two sisters in the story were never meant to be together, yet they always ended up finding each other again."
Derived from Old English sweostor, this plural form originally referred to female siblings sharing one or both parents. The root traces back further to Proto-Germanic swustēr and ultimately to the PIE base suw-, meaning "to grow together.