One twin, the 'donor' twin, is small and anemic, the other, the 'recipient' twin, is large and polycythemic. The lives of both twins are endangered by this condition. Either of two children born to the same mother on the same occasion:

Learn more. Definition of twin noun in oxford advanced learner's dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. The meaning of twin is either of two offspring produced in the same pregnancy. How to use twin in a sentence. There are different types of twins, identical and fraternal being the most common. Identical, or monozygotic, twins develop from the same fertilized egg that splits into two.

How to use twin in a sentence. There are different types of twins, identical and fraternal being the most common. Identical, or monozygotic, twins develop from the same fertilized egg that splits into two. These twins are Either of two children or animals brought forth at a birth. See examples of twin used in a sentence.

See examples of twin used in a sentence.