sister-in-law
US /ˈsɪs.tər.ɪn.lɔː/
UK /ˈsɪs.tər.ɪn.lɔː/

1.
cognata
the sister of one's husband or wife
:
•
My sister-in-law is coming to visit next week.
Mia cognata verrà a trovarci la prossima settimana.
•
She gets along very well with her sister-in-law.
Va molto d'accordo con sua cognata.
2.
cognata
the wife of one's brother
:
•
My brother and his sister-in-law are visiting from Canada.
Mio fratello e sua cognata ci visitano dal Canada.
•
I bought a gift for my sister-in-law's birthday.
Ho comprato un regalo per il compleanno di mia cognata.