This is the 14234th most frequent Spanish word.
twin
The Spanish word for "twin" is "gemelo/a," meaning one of two siblings born at the same time.
Here, 'gemelos' is used as a noun to describe siblings born at the same time.
Mi hermano y yo somos gemelos.
My brother and I are twins.
Here, 'gemelas' is an adjective modifying 'camas', describing beds of identical design and size.
Compré un par de camas gemelas para los niños.
I bought a pair of twin beds for the kids.
Here, 'gemelo' is used as an adjective to indicate that the symbols are identical or paired for regions.