The language, words and terminology used when referring to multiples can be confusing. Here, we help you with an A to Z guide on common terms used in the world of multiples.
Frequently Asked Questions FAQ
Firstly, some clarification on language in our Frequently Asked Questions [FAQ].
We generally prefer to use inclusive language and will always refer to multiples, not just twins, to ensure that our triplet and HOM families feel included. However, because multiples will almost always include at least a set of twins, we will use the term twins when referring to the science and genetics of twinning in this section.
In Australia, on average 1.4% of pregnancies result in a multiple birth. Multiples result from around 1 in every 80 births, with approximately one-third of twins being identical (MZ) and two-thirds being fraternal (DZ).
There’s both fact and fiction to the rumours that twins run in families and tend to skip a generation. Here's what you need to know about the science behind family heredity and twins.
In a nutshell, the two most common types of twins are identical and fraternal. Sometimes there are obvious ways to tell which type is what, but there are some complexities with determining the zygosity of same-sex twins - let's get into it.