sister

US /ˈsɪs.tɚ/
UK /ˈsɪs.tɚ/
"sister" picture
1.

siostra

a girl or woman who has one or both of the same parents as oneself

:
My older sister lives in London.
Moja starsza siostra mieszka w Londynie.
She has two younger sisters.
Ma dwie młodsze siostry.
2.

siostra, koleżanka

a female fellow member of a community, organization, or profession

:
We stand together as sisters in this movement.
Stoimy razem jako siostry w tym ruchu.
The nurses refer to each other as sister.
Pielęgniarki zwracają się do siebie per siostro.