identical twin

US /aɪˌden.tɪ.kəl ˈtwɪn/
UK /aɪˌden.tɪ.kəl ˈtwɪn/
"identical twin" picture
1.

eineiiger Zwilling

either of two fetuses or children born at the same birth who have developed from the same ovum and are therefore always of the same sex and usually very similar in appearance

:
My cousins are identical twins; it's hard to tell them apart.
Meine Cousins sind eineiige Zwillinge; es ist schwer, sie auseinanderzuhalten.
She gave birth to a pair of healthy identical twins.
Sie brachte ein Paar gesunde eineiige Zwillinge zur Welt.